19565598160

素因数分解:

$2^4\times 5^1\times {\mathrm{8513}}^1\times {\mathrm{28729}}^1$

素因数の和:37255

約数の個数: 40

約数和(自身を含む): 45496942920

約数和(自身を除く): 25931344760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8513, 17026, 28729, 34052, 42565, 57458, 68104, 85130, 114916, 136208, 143645, 170260, 229832, 287290, 340520, 459664, 574580, 681040, 1149160, 2298320, 244569977, 489139954, 978279908, 1222849885, 1956559816, 2445699770, 3913119632, 4891399540, 9782799080, 19565598160]

約数ペア:

[(1, 19565598160), (2, 9782799080), (4, 4891399540), (5, 3913119632), (8, 2445699770), (10, 1956559816), (16, 1222849885), (20, 978279908), (40, 489139954), (80, 244569977), (8513, 2298320), (17026, 1149160), (28729, 681040), (34052, 574580), (42565, 459664), (57458, 340520), (68104, 287290), (85130, 229832), (114916, 170260), (136208, 143645)]