12540470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 23677920

約数和(自身を除く): 11137450

約数列:

[1, 2, 5, 10, 29, 58, 83, 145, 166, 290, 415, 521, 830, 1042, 2407, 2605, 4814, 5210, 12035, 15109, 24070, 30218, 43243, 75545, 86486, 151090, 216215, 432430, 1254047, 2508094, 6270235, 12540470]

約数ペア:

[(1, 12540470), (2, 6270235), (5, 2508094), (10, 1254047), (29, 432430), (58, 216215), (83, 151090), (145, 86486), (166, 75545), (290, 43243), (415, 30218), (521, 24070), (830, 15109), (1042, 12035), (2407, 5210), (2605, 4814)]