20055240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 72025200

約数和(自身を除く): 51969960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 29, 30, 34, 36, 40, 45, 51, 58, 60, 68, 72, 85, 87, 90, 102, 113, 116, 120, 136, 145, 153, 170, 174, 180, 204, 226, 232, 255, 261, 290, 306, 339, 340, 348, 360, 408, 435, 452, 493, 510, 522, 565, 580, 612, 678, 680, 696, 765, 870, 904, 986, 1017, 1020, 1044, 1130, 1160, 1224, 1305, 1356, 1479, 1530, 1695, 1740, 1921, 1972, 2034, 2040, 2088, 2260, 2465, 2610, 2712, 2958, 3060, 3277, 3390, 3480, 3842, 3944, 4068, 4437, 4520, 4930, 5085, 5220, 5763, 5916, 6120, 6554, 6780, 7395, 7684, 8136, 8874, 9605, 9831, 9860, 10170, 10440, 11526, 11832, 13108, 13560, 14790, 15368, 16385, 17289, 17748, 19210, 19662, 19720, 20340, 22185, 23052, 26216, 28815, 29493, 29580, 32770, 34578, 35496, 38420, 39324, 40680, 44370, 46104, 49155, 55709, 57630, 58986, 59160, 65540, 69156, 76840, 78648, 86445, 88740, 98310, 111418, 115260, 117972, 131080, 138312, 147465, 167127, 172890, 177480, 196620, 222836, 230520, 235944, 278545, 294930, 334254, 345780, 393240, 445672, 501381, 557090, 589860, 668508, 691560, 835635, 1002762, 1114180, 1179720, 1337016, 1671270, 2005524, 2228360, 2506905, 3342540, 4011048, 5013810, 6685080, 10027620, 20055240]

約数ペア:

[(1, 20055240), (2, 10027620), (3, 6685080), (4, 5013810), (5, 4011048), (6, 3342540), (8, 2506905), (9, 2228360), (10, 2005524), (12, 1671270), (15, 1337016), (17, 1179720), (18, 1114180), (20, 1002762), (24, 835635), (29, 691560), (30, 668508), (34, 589860), (36, 557090), (40, 501381), (45, 445672), (51, 393240), (58, 345780), (60, 334254), (68, 294930), (72, 278545), (85, 235944), (87, 230520), (90, 222836), (102, 196620), (113, 177480), (116, 172890), (120, 167127), (136, 147465), (145, 138312), (153, 131080), (170, 117972), (174, 115260), (180, 111418), (204, 98310), (226, 88740), (232, 86445), (255, 78648), (261, 76840), (290, 69156), (306, 65540), (339, 59160), (340, 58986), (348, 57630), (360, 55709), (408, 49155), (435, 46104), (452, 44370), (493, 40680), (510, 39324), (522, 38420), (565, 35496), (580, 34578), (612, 32770), (678, 29580), (680, 29493), (696, 28815), (765, 26216), (870, 23052), (904, 22185), (986, 20340), (1017, 19720), (1020, 19662), (1044, 19210), (1130, 17748), (1160, 17289), (1224, 16385), (1305, 15368), (1356, 14790), (1479, 13560), (1530, 13108), (1695, 11832), (1740, 11526), (1921, 10440), (1972, 10170), (2034, 9860), (2040, 9831), (2088, 9605), (2260, 8874), (2465, 8136), (2610, 7684), (2712, 7395), (2958, 6780), (3060, 6554), (3277, 6120), (3390, 5916), (3480, 5763), (3842, 5220), (3944, 5085), (4068, 4930), (4437, 4520)]