69991240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14461}}^1$

素因数の和:14494

約数の個数: 48

約数和(自身を含む): 173110140

約数和(自身を除く): 103118900

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 14461, 28922, 57844, 72305, 115688, 144610, 159071, 289220, 318142, 578440, 636284, 795355, 1272568, 1590710, 1749781, 3181420, 3499562, 6362840, 6999124, 8748905, 13998248, 17497810, 34995620, 69991240]

約数ペア:

[(1, 69991240), (2, 34995620), (4, 17497810), (5, 13998248), (8, 8748905), (10, 6999124), (11, 6362840), (20, 3499562), (22, 3181420), (40, 1749781), (44, 1590710), (55, 1272568), (88, 795355), (110, 636284), (121, 578440), (220, 318142), (242, 289220), (440, 159071), (484, 144610), (605, 115688), (968, 72305), (1210, 57844), (2420, 28922), (4840, 14461)]