340117136

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{40801}}^1$

素因数の和:41330

約数の個数: 20

約数和(自身を含む): 660257964

約数和(自身を除く): 320140828

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 4168, 8336, 40801, 81602, 163204, 326408, 652816, 21257321, 42514642, 85029284, 170058568, 340117136]

約数ペア:

[(1, 340117136), (2, 170058568), (4, 85029284), (8, 42514642), (16, 21257321), (521, 652816), (1042, 326408), (2084, 163204), (4168, 81602), (8336, 40801)]