72400236460

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{10254991}}^1$

素因数の和:10255353

約数の個数: 24

約数和(自身を含む): 152471221056

約数和(自身を除く): 80070984596

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 10254991, 20509982, 41019964, 51274955, 102549910, 205099820, 3620011823, 7240023646, 14480047292, 18100059115, 36200118230, 72400236460]

約数ペア:

[(1, 72400236460), (2, 36200118230), (4, 18100059115), (5, 14480047292), (10, 7240023646), (20, 3620011823), (353, 205099820), (706, 102549910), (1412, 51274955), (1765, 41019964), (3530, 20509982), (7060, 10254991)]