15986120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23509}}^1$

素因数の和:23537

約数の個数: 32

約数和(自身を含む): 38086200

約数和(自身を除く): 22100080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 23509, 47018, 94036, 117545, 188072, 235090, 399653, 470180, 799306, 940360, 1598612, 1998265, 3197224, 3996530, 7993060, 15986120]

約数ペア:

[(1, 15986120), (2, 7993060), (4, 3996530), (5, 3197224), (8, 1998265), (10, 1598612), (17, 940360), (20, 799306), (34, 470180), (40, 399653), (68, 235090), (85, 188072), (136, 117545), (170, 94036), (340, 47018), (680, 23509)]