2317780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{401}}^1$

素因数の和:444

約数の個数: 36

約数和(自身を含む): 5183388

約数和(自身を除く): 2865608

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 401, 578, 802, 1156, 1445, 1604, 2005, 2890, 4010, 5780, 6817, 8020, 13634, 27268, 34085, 68170, 115889, 136340, 231778, 463556, 579445, 1158890, 2317780]

約数ペア:

[(1, 2317780), (2, 1158890), (4, 579445), (5, 463556), (10, 231778), (17, 136340), (20, 115889), (34, 68170), (68, 34085), (85, 27268), (170, 13634), (289, 8020), (340, 6817), (401, 5780), (578, 4010), (802, 2890), (1156, 2005), (1445, 1604)]