328408040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{28409}}^1$

素因数の和:28454

約数の個数: 48

約数和(自身を含む): 784968300

約数和(自身を除く): 456560260

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11560, 28409, 56818, 113636, 142045, 227272, 284090, 482953, 568180, 965906, 1136360, 1931812, 2414765, 3863624, 4829530, 8210201, 9659060, 16420402, 19318120, 32840804, 41051005, 65681608, 82102010, 164204020, 328408040]

約数ペア:

[(1, 328408040), (2, 164204020), (4, 82102010), (5, 65681608), (8, 41051005), (10, 32840804), (17, 19318120), (20, 16420402), (34, 9659060), (40, 8210201), (68, 4829530), (85, 3863624), (136, 2414765), (170, 1931812), (289, 1136360), (340, 965906), (578, 568180), (680, 482953), (1156, 284090), (1445, 227272), (2312, 142045), (2890, 113636), (5780, 56818), (11560, 28409)]