15201970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2749}}^1$

素因数の和:2842

約数の個数: 32

約数和(自身を含む): 31680000

約数和(自身を除く): 16478030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2749, 2765, 5498, 5530, 13745, 19243, 27490, 38486, 96215, 192430, 217171, 434342, 1085855, 1520197, 2171710, 3040394, 7600985, 15201970]

約数ペア:

[(1, 15201970), (2, 7600985), (5, 3040394), (7, 2171710), (10, 1520197), (14, 1085855), (35, 434342), (70, 217171), (79, 192430), (158, 96215), (395, 38486), (553, 27490), (790, 19243), (1106, 13745), (2749, 5530), (2765, 5498)]