72621890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{660199}}^1$

素因数の和:660217

約数の個数: 16

約数和(自身を含む): 142603200

約数和(自身を除く): 69981310

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 660199, 1320398, 3300995, 6601990, 7262189, 14524378, 36310945, 72621890]

約数ペア:

[(1, 72621890), (2, 36310945), (5, 14524378), (10, 7262189), (11, 6601990), (22, 3300995), (55, 1320398), (110, 660199)]