13328680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1153}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 31885020

約数和(自身を除く): 18556340

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1153, 1156, 1445, 2306, 2312, 2890, 4612, 5765, 5780, 9224, 11530, 11560, 19601, 23060, 39202, 46120, 78404, 98005, 156808, 196010, 333217, 392020, 666434, 784040, 1332868, 1666085, 2665736, 3332170, 6664340, 13328680]

約数ペア:

[(1, 13328680), (2, 6664340), (4, 3332170), (5, 2665736), (8, 1666085), (10, 1332868), (17, 784040), (20, 666434), (34, 392020), (40, 333217), (68, 196010), (85, 156808), (136, 98005), (170, 78404), (289, 46120), (340, 39202), (578, 23060), (680, 19601), (1153, 11560), (1156, 11530), (1445, 9224), (2306, 5780), (2312, 5765), (2890, 4612)]