7685920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{397}}^1$

素因数の和:434

約数の個数: 72

約数和(自身を含む): 20009052

約数和(自身を除く): 12323132

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 397, 440, 484, 605, 794, 880, 968, 1210, 1588, 1760, 1936, 1985, 2420, 3176, 3872, 3970, 4367, 4840, 6352, 7940, 8734, 9680, 12704, 15880, 17468, 19360, 21835, 31760, 34936, 43670, 48037, 63520, 69872, 87340, 96074, 139744, 174680, 192148, 240185, 349360, 384296, 480370, 698720, 768592, 960740, 1537184, 1921480, 3842960, 7685920]

約数ペア:

[(1, 7685920), (2, 3842960), (4, 1921480), (5, 1537184), (8, 960740), (10, 768592), (11, 698720), (16, 480370), (20, 384296), (22, 349360), (32, 240185), (40, 192148), (44, 174680), (55, 139744), (80, 96074), (88, 87340), (110, 69872), (121, 63520), (160, 48037), (176, 43670), (220, 34936), (242, 31760), (352, 21835), (397, 19360), (440, 17468), (484, 15880), (605, 12704), (794, 9680), (880, 8734), (968, 7940), (1210, 6352), (1588, 4840), (1760, 4367), (1936, 3970), (1985, 3872), (2420, 3176)]