2013757780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{348401}}^1$

素因数の和:348444

約数の個数: 36

約数和(自身を含む): 4492295388

約数和(自身を除く): 2478537608

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 348401, 696802, 1393604, 1742005, 3484010, 5922817, 6968020, 11845634, 23691268, 29614085, 59228170, 100687889, 118456340, 201375778, 402751556, 503439445, 1006878890, 2013757780]

約数ペア:

[(1, 2013757780), (2, 1006878890), (4, 503439445), (5, 402751556), (10, 201375778), (17, 118456340), (20, 100687889), (34, 59228170), (68, 29614085), (85, 23691268), (170, 11845634), (289, 6968020), (340, 5922817), (578, 3484010), (1156, 1742005), (1445, 1393604), (2890, 696802), (5780, 348401)]