71766940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{512621}}^1$

素因数の和:512637

約数の個数: 24

約数和(自身を含む): 172240992

約数和(自身を除く): 100474052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 512621, 1025242, 2050484, 2563105, 3588347, 5126210, 7176694, 10252420, 14353388, 17941735, 35883470, 71766940]

約数ペア:

[(1, 71766940), (2, 35883470), (4, 17941735), (5, 14353388), (7, 10252420), (10, 7176694), (14, 5126210), (20, 3588347), (28, 2563105), (35, 2050484), (70, 1025242), (140, 512621)]