15837880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23291}}^1$

素因数の和:23319

約数の個数: 32

約数和(自身を含む): 37733040

約数和(自身を除く): 21895160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 23291, 46582, 93164, 116455, 186328, 232910, 395947, 465820, 791894, 931640, 1583788, 1979735, 3167576, 3959470, 7918940, 15837880]

約数ペア:

[(1, 15837880), (2, 7918940), (4, 3959470), (5, 3167576), (8, 1979735), (10, 1583788), (17, 931640), (20, 791894), (34, 465820), (40, 395947), (68, 232910), (85, 186328), (136, 116455), (170, 93164), (340, 46582), (680, 23291)]