386907490

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{354961}}^1$

素因数の和:355077

約数の個数: 16

約数和(自身を含む): 702824760

約数和(自身を除く): 315917270

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 354961, 709922, 1774805, 3549610, 38690749, 77381498, 193453745, 386907490]

約数ペア:

[(1, 386907490), (2, 193453745), (5, 77381498), (10, 38690749), (109, 3549610), (218, 1774805), (545, 709922), (1090, 354961)]