2017792360

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{144541}}^1$

素因数の和:144901

約数の個数: 32

約数和(自身を含む): 4553073000

約数和(自身を除く): 2535280640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 6980, 13960, 144541, 289082, 578164, 722705, 1156328, 1445410, 2890820, 5781640, 50444809, 100889618, 201779236, 252224045, 403558472, 504448090, 1008896180, 2017792360]

約数ペア:

[(1, 2017792360), (2, 1008896180), (4, 504448090), (5, 403558472), (8, 252224045), (10, 201779236), (20, 100889618), (40, 50444809), (349, 5781640), (698, 2890820), (1396, 1445410), (1745, 1156328), (2792, 722705), (3490, 578164), (6980, 289082), (13960, 144541)]