27664360

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4243}}^1$

素因数の和:4417

約数の個数: 32

約数和(自身を含む): 62641440

約数和(自身を除く): 34977080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 4243, 6520, 8486, 16972, 21215, 33944, 42430, 84860, 169720, 691609, 1383218, 2766436, 3458045, 5532872, 6916090, 13832180, 27664360]

約数ペア:

[(1, 27664360), (2, 13832180), (4, 6916090), (5, 5532872), (8, 3458045), (10, 2766436), (20, 1383218), (40, 691609), (163, 169720), (326, 84860), (652, 42430), (815, 33944), (1304, 21215), (1630, 16972), (3260, 8486), (4243, 6520)]