8895760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 22712832

約数和(自身を除く): 13817072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 211, 248, 272, 310, 340, 422, 496, 527, 620, 680, 844, 1054, 1055, 1240, 1360, 1688, 2108, 2110, 2480, 2635, 3376, 3587, 4216, 4220, 5270, 6541, 7174, 8432, 8440, 10540, 13082, 14348, 16880, 17935, 21080, 26164, 28696, 32705, 35870, 42160, 52328, 57392, 65410, 71740, 104656, 111197, 130820, 143480, 222394, 261640, 286960, 444788, 523280, 555985, 889576, 1111970, 1779152, 2223940, 4447880, 8895760]

約数ペア:

[(1, 8895760), (2, 4447880), (4, 2223940), (5, 1779152), (8, 1111970), (10, 889576), (16, 555985), (17, 523280), (20, 444788), (31, 286960), (34, 261640), (40, 222394), (62, 143480), (68, 130820), (80, 111197), (85, 104656), (124, 71740), (136, 65410), (155, 57392), (170, 52328), (211, 42160), (248, 35870), (272, 32705), (310, 28696), (340, 26164), (422, 21080), (496, 17935), (527, 16880), (620, 14348), (680, 13082), (844, 10540), (1054, 8440), (1055, 8432), (1240, 7174), (1360, 6541), (1688, 5270), (2108, 4220), (2110, 4216), (2480, 3587), (2635, 3376)]