15518620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3511}}^1$

素因数の和:3550

約数の個数: 48

約数和(自身を含む): 37171008

約数和(自身を除く): 21652388

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 3511, 4420, 7022, 14044, 17555, 35110, 45643, 59687, 70220, 91286, 119374, 182572, 228215, 238748, 298435, 456430, 596870, 775931, 912860, 1193740, 1551862, 3103724, 3879655, 7759310, 15518620]

約数ペア:

[(1, 15518620), (2, 7759310), (4, 3879655), (5, 3103724), (10, 1551862), (13, 1193740), (17, 912860), (20, 775931), (26, 596870), (34, 456430), (52, 298435), (65, 238748), (68, 228215), (85, 182572), (130, 119374), (170, 91286), (221, 70220), (260, 59687), (340, 45643), (442, 35110), (884, 17555), (1105, 14044), (2210, 7022), (3511, 4420)]