72098840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163861}}^1$

素因数の和:163883

約数の個数: 32

約数和(自身を含む): 176970960

約数和(自身を除く): 104872120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 163861, 327722, 655444, 819305, 1310888, 1638610, 1802471, 3277220, 3604942, 6554440, 7209884, 9012355, 14419768, 18024710, 36049420, 72098840]

約数ペア:

[(1, 72098840), (2, 36049420), (4, 18024710), (5, 14419768), (8, 9012355), (10, 7209884), (11, 6554440), (20, 3604942), (22, 3277220), (40, 1802471), (44, 1638610), (55, 1310888), (88, 819305), (110, 655444), (220, 327722), (440, 163861)]