15253660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12503}}^1$

素因数の和:12573

約数の個数: 24

約数和(自身を含む): 32560416

約数和(自身を除く): 17306756

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 12503, 25006, 50012, 62515, 125030, 250060, 762683, 1525366, 3050732, 3813415, 7626830, 15253660]

約数ペア:

[(1, 15253660), (2, 7626830), (4, 3813415), (5, 3050732), (10, 1525366), (20, 762683), (61, 250060), (122, 125030), (244, 62515), (305, 50012), (610, 25006), (1220, 12503)]