40945390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{521}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 76671360

約数和(自身を除く): 35725970

約数列:

[1, 2, 5, 10, 29, 58, 145, 271, 290, 521, 542, 1042, 1355, 2605, 2710, 5210, 7859, 15109, 15718, 30218, 39295, 75545, 78590, 141191, 151090, 282382, 705955, 1411910, 4094539, 8189078, 20472695, 40945390]

約数ペア:

[(1, 40945390), (2, 20472695), (5, 8189078), (10, 4094539), (29, 1411910), (58, 705955), (145, 282382), (271, 151090), (290, 141191), (521, 78590), (542, 75545), (1042, 39295), (1355, 30218), (2605, 15718), (2710, 15109), (5210, 7859)]