20456623440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{860969}}^1$

素因数の和:861002

約数の個数: 160

約数和(自身を含む): 76867401600

約数和(自身を除く): 56410778160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 11880, 23760, 860969, 1721938, 2582907, 3443876, 4304845, 5165814, 6887752, 7748721, 8609690, 9470659, 10331628, 12914535, 13775504, 15497442, 17219380, 18941318, 20663256, 23246163, 25829070, 28411977, 30994884, 34438760, 37882636, 38743605, 41326512, 46492326, 47353295, 51658140, 56823954, 61989768, 68877520, 75765272, 77487210, 85235931, 92984652, 94706590, 103316280, 113647908, 116230815, 123979536, 142059885, 151530544, 154974420, 170471862, 185969304, 189413180, 206632560, 227295816, 232461630, 255707793, 284119770, 309948840, 340943724, 371938608, 378826360, 426179655, 454591632, 464923260, 511415586, 568239540, 619897680, 681887448, 757652720, 852359310, 929846520, 1022831172, 1136479080, 1278538965, 1363774896, 1704718620, 1859693040, 2045662344, 2272958160, 2557077930, 3409437240, 4091324688, 5114155860, 6818874480, 10228311720, 20456623440]

約数ペア:

[(1, 20456623440), (2, 10228311720), (3, 6818874480), (4, 5114155860), (5, 4091324688), (6, 3409437240), (8, 2557077930), (9, 2272958160), (10, 2045662344), (11, 1859693040), (12, 1704718620), (15, 1363774896), (16, 1278538965), (18, 1136479080), (20, 1022831172), (22, 929846520), (24, 852359310), (27, 757652720), (30, 681887448), (33, 619897680), (36, 568239540), (40, 511415586), (44, 464923260), (45, 454591632), (48, 426179655), (54, 378826360), (55, 371938608), (60, 340943724), (66, 309948840), (72, 284119770), (80, 255707793), (88, 232461630), (90, 227295816), (99, 206632560), (108, 189413180), (110, 185969304), (120, 170471862), (132, 154974420), (135, 151530544), (144, 142059885), (165, 123979536), (176, 116230815), (180, 113647908), (198, 103316280), (216, 94706590), (220, 92984652), (240, 85235931), (264, 77487210), (270, 75765272), (297, 68877520), (330, 61989768), (360, 56823954), (396, 51658140), (432, 47353295), (440, 46492326), (495, 41326512), (528, 38743605), (540, 37882636), (594, 34438760), (660, 30994884), (720, 28411977), (792, 25829070), (880, 23246163), (990, 20663256), (1080, 18941318), (1188, 17219380), (1320, 15497442), (1485, 13775504), (1584, 12914535), (1980, 10331628), (2160, 9470659), (2376, 8609690), (2640, 7748721), (2970, 6887752), (3960, 5165814), (4752, 4304845), (5940, 3443876), (7920, 2582907), (11880, 1721938), (23760, 860969)]