220142792

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{9043}}^1$

素因数の和:9245

約数の個数: 32

約数和(自身を含む): 439538400

約数和(自身を除く): 219395608

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 179, 358, 716, 1432, 3043, 6086, 9043, 12172, 18086, 24344, 36172, 72344, 153731, 307462, 614924, 1229848, 1618697, 3237394, 6474788, 12949576, 27517849, 55035698, 110071396, 220142792]

約数ペア:

[(1, 220142792), (2, 110071396), (4, 55035698), (8, 27517849), (17, 12949576), (34, 6474788), (68, 3237394), (136, 1618697), (179, 1229848), (358, 614924), (716, 307462), (1432, 153731), (3043, 72344), (6086, 36172), (9043, 24344), (12172, 18086)]