40220734

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{811}}^1$

素因数の和:1131

約数の個数: 16

約数和(自身を含む): 61182576

約数和(自身を除く): 20961842

約数列:

[1, 2, 137, 181, 274, 362, 811, 1622, 24797, 49594, 111107, 146791, 222214, 293582, 20110367, 40220734]

約数ペア:

[(1, 40220734), (2, 20110367), (137, 293582), (181, 222214), (274, 146791), (362, 111107), (811, 49594), (1622, 24797)]