15863660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13003}}^1$

素因数の和:13073

約数の個数: 24

約数和(自身を含む): 33862416

約数和(自身を除く): 17998756

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 13003, 26006, 52012, 65015, 130030, 260060, 793183, 1586366, 3172732, 3965915, 7931830, 15863660]

約数ペア:

[(1, 15863660), (2, 7931830), (4, 3965915), (5, 3172732), (10, 1586366), (20, 793183), (61, 260060), (122, 130030), (244, 65015), (305, 52012), (610, 26006), (1220, 13003)]