40690370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4243}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 84336768

約数和(自身を除く): 43646398

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 4243, 4795, 8486, 9590, 21215, 29701, 42430, 59402, 148505, 297010, 581291, 1162582, 2906455, 4069037, 5812910, 8138074, 20345185, 40690370]

約数ペア:

[(1, 40690370), (2, 20345185), (5, 8138074), (7, 5812910), (10, 4069037), (14, 2906455), (35, 1162582), (70, 581291), (137, 297010), (274, 148505), (685, 59402), (959, 42430), (1370, 29701), (1918, 21215), (4243, 9590), (4795, 8486)]