20656230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 61931520

約数和(自身を除く): 41275290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 31, 35, 38, 42, 57, 62, 70, 93, 95, 105, 114, 133, 155, 167, 186, 190, 210, 217, 266, 285, 310, 334, 399, 434, 465, 501, 570, 589, 651, 665, 798, 835, 930, 1002, 1085, 1169, 1178, 1302, 1330, 1670, 1767, 1995, 2170, 2338, 2505, 2945, 3173, 3255, 3507, 3534, 3990, 4123, 5010, 5177, 5845, 5890, 6346, 6510, 7014, 8246, 8835, 9519, 10354, 11690, 12369, 15531, 15865, 17535, 17670, 19038, 20615, 22211, 24738, 25885, 31062, 31730, 35070, 36239, 41230, 44422, 47595, 51770, 61845, 66633, 72478, 77655, 95190, 98363, 108717, 111055, 123690, 133266, 155310, 181195, 196726, 217434, 222110, 295089, 333165, 362390, 491815, 543585, 590178, 666330, 688541, 983630, 1087170, 1377082, 1475445, 2065623, 2950890, 3442705, 4131246, 6885410, 10328115, 20656230]

約数ペア:

[(1, 20656230), (2, 10328115), (3, 6885410), (5, 4131246), (6, 3442705), (7, 2950890), (10, 2065623), (14, 1475445), (15, 1377082), (19, 1087170), (21, 983630), (30, 688541), (31, 666330), (35, 590178), (38, 543585), (42, 491815), (57, 362390), (62, 333165), (70, 295089), (93, 222110), (95, 217434), (105, 196726), (114, 181195), (133, 155310), (155, 133266), (167, 123690), (186, 111055), (190, 108717), (210, 98363), (217, 95190), (266, 77655), (285, 72478), (310, 66633), (334, 61845), (399, 51770), (434, 47595), (465, 44422), (501, 41230), (570, 36239), (589, 35070), (651, 31730), (665, 31062), (798, 25885), (835, 24738), (930, 22211), (1002, 20615), (1085, 19038), (1169, 17670), (1178, 17535), (1302, 15865), (1330, 15531), (1670, 12369), (1767, 11690), (1995, 10354), (2170, 9519), (2338, 8835), (2505, 8246), (2945, 7014), (3173, 6510), (3255, 6346), (3507, 5890), (3534, 5845), (3990, 5177), (4123, 5010)]