856970291720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1260250429}}^1$

素因数の和:1260250457

約数の個数: 32

約数和(自身を含む): 2041605696600

約数和(自身を除く): 1184635404880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1260250429, 2520500858, 5041001716, 6301252145, 10082003432, 12602504290, 21424257293, 25205008580, 42848514586, 50410017160, 85697029172, 107121286465, 171394058344, 214242572930, 428485145860, 856970291720]

約数ペア:

[(1, 856970291720), (2, 428485145860), (4, 214242572930), (5, 171394058344), (8, 107121286465), (10, 85697029172), (17, 50410017160), (20, 42848514586), (34, 25205008580), (40, 21424257293), (68, 12602504290), (85, 10082003432), (136, 6301252145), (170, 5041001716), (340, 2520500858), (680, 1260250429)]