15692800220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12862951}}^1$

素因数の和:12863021

約数の個数: 24

約数和(自身を含む): 33495127008

約数和(自身を除く): 17802326788

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 12862951, 25725902, 51451804, 64314755, 128629510, 257259020, 784640011, 1569280022, 3138560044, 3923200055, 7846400110, 15692800220]

約数ペア:

[(1, 15692800220), (2, 7846400110), (4, 3923200055), (5, 3138560044), (10, 1569280022), (20, 784640011), (61, 257259020), (122, 128629510), (244, 64314755), (305, 51451804), (610, 25725902), (1220, 12862951)]