39940522

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{1249}}^1$

素因数の和:1581

約数の個数: 16

約数和(自身を含む): 61200000

約数和(自身を除く): 21259478

約数列:

[1, 2, 59, 118, 271, 542, 1249, 2498, 15989, 31978, 73691, 147382, 338479, 676958, 19970261, 39940522]

約数ペア:

[(1, 39940522), (2, 19970261), (59, 676958), (118, 338479), (271, 147382), (542, 73691), (1249, 31978), (2498, 15989)]