153956221460

素因数分解:

$2^2\times 5^1\times {\mathrm{6991}}^1\times {\mathrm{1101103}}^1$

素因数の和:1108103

約数の個数: 24

約数和(自身を含む): 323354605056

約数和(自身を除く): 169398383596

約数列:

[1, 2, 4, 5, 10, 20, 6991, 13982, 27964, 34955, 69910, 139820, 1101103, 2202206, 4404412, 5505515, 11011030, 22022060, 7697811073, 15395622146, 30791244292, 38489055365, 76978110730, 153956221460]

約数ペア:

[(1, 153956221460), (2, 76978110730), (4, 38489055365), (5, 30791244292), (10, 15395622146), (20, 7697811073), (6991, 22022060), (13982, 11011030), (27964, 5505515), (34955, 4404412), (69910, 2202206), (139820, 1101103)]