89859220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1709}}^1$

素因数の和:1968

約数の個数: 48

約数和(自身を含む): 206841600

約数和(自身を除く): 116982380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 478, 956, 1195, 1709, 2390, 2629, 3418, 4780, 5258, 6836, 8545, 10516, 13145, 17090, 18799, 26290, 34180, 37598, 52580, 75196, 93995, 187990, 375980, 408451, 816902, 1633804, 2042255, 4084510, 4492961, 8169020, 8985922, 17971844, 22464805, 44929610, 89859220]

約数ペア:

[(1, 89859220), (2, 44929610), (4, 22464805), (5, 17971844), (10, 8985922), (11, 8169020), (20, 4492961), (22, 4084510), (44, 2042255), (55, 1633804), (110, 816902), (220, 408451), (239, 375980), (478, 187990), (956, 93995), (1195, 75196), (1709, 52580), (2390, 37598), (2629, 34180), (3418, 26290), (4780, 18799), (5258, 17090), (6836, 13145), (8545, 10516)]