15886960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2797}}^1$

素因数の和:2881

約数の個数: 40

約数和(自身を含む): 37470816

約数和(自身を除く): 21583856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2797, 2840, 5594, 5680, 11188, 13985, 22376, 27970, 44752, 55940, 111880, 198587, 223760, 397174, 794348, 992935, 1588696, 1985870, 3177392, 3971740, 7943480, 15886960]

約数ペア:

[(1, 15886960), (2, 7943480), (4, 3971740), (5, 3177392), (8, 1985870), (10, 1588696), (16, 992935), (20, 794348), (40, 397174), (71, 223760), (80, 198587), (142, 111880), (284, 55940), (355, 44752), (568, 27970), (710, 22376), (1136, 13985), (1420, 11188), (2797, 5680), (2840, 5594)]