313046680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{252457}}^1$

素因数の和:252499

約数の個数: 32

約数和(自身を含む): 727079040

約数和(自身を除く): 414032360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 252457, 504914, 1009828, 1262285, 2019656, 2524570, 5049140, 7826167, 10098280, 15652334, 31304668, 39130835, 62609336, 78261670, 156523340, 313046680]

約数ペア:

[(1, 313046680), (2, 156523340), (4, 78261670), (5, 62609336), (8, 39130835), (10, 31304668), (20, 15652334), (31, 10098280), (40, 7826167), (62, 5049140), (124, 2524570), (155, 2019656), (248, 1262285), (310, 1009828), (620, 504914), (1240, 252457)]