20311360

素因数分解:

$2^6\times 5^1\times {\mathrm{63473}}^1$

素因数の和:63490

約数の個数: 28

約数和(自身を含む): 48367188

約数和(自身を除く): 28055828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 63473, 126946, 253892, 317365, 507784, 634730, 1015568, 1269460, 2031136, 2538920, 4062272, 5077840, 10155680, 20311360]

約数ペア:

[(1, 20311360), (2, 10155680), (4, 5077840), (5, 4062272), (8, 2538920), (10, 2031136), (16, 1269460), (20, 1015568), (32, 634730), (40, 507784), (64, 317365), (80, 253892), (160, 126946), (320, 63473)]