15319640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{54713}}^1$

素因数の和:54731

約数の個数: 32

約数和(自身を含む): 39394080

約数和(自身を除く): 24074440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 54713, 109426, 218852, 273565, 382991, 437704, 547130, 765982, 1094260, 1531964, 1914955, 2188520, 3063928, 3829910, 7659820, 15319640]

約数ペア:

[(1, 15319640), (2, 7659820), (4, 3829910), (5, 3063928), (7, 2188520), (8, 1914955), (10, 1531964), (14, 1094260), (20, 765982), (28, 547130), (35, 437704), (40, 382991), (56, 273565), (70, 218852), (140, 109426), (280, 54713)]