313499.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3793}}^1$

素因数の和:3917

約数の個数: 32

約数和(自身を含む): 38926440

約数和(自身を除く): 21782080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 3793, 4520, 7586, 15172, 18965, 30344, 37930, 75860, 151720, 428609, 857218, 1714436, 2143045, 3428872, 4286090, 8572180, 17144360]

約数ペア:

[(1, 17144360), (2, 8572180), (4, 4286090), (5, 3428872), (8, 2143045), (10, 1714436), (20, 857218), (40, 428609), (113, 151720), (226, 75860), (452, 37930), (565, 30344), (904, 18965), (1130, 15172), (2260, 7586), (3793, 4520)]