66183620

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{12211}}^1$

素因数の和:12491

約数の個数: 24

約数和(自身を含む): 139509888

約数和(自身を除く): 73326268

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 12211, 24422, 48844, 61055, 122110, 244220, 3309181, 6618362, 13236724, 16545905, 33091810, 66183620]

約数ペア:

[(1, 66183620), (2, 33091810), (4, 16545905), (5, 13236724), (10, 6618362), (20, 3309181), (271, 244220), (542, 122110), (1084, 61055), (1355, 48844), (2710, 24422), (5420, 12211)]