490692490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1\times {\mathrm{1847}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 913296384

約数和(自身を除く): 422603894

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 857, 1714, 1847, 3694, 4285, 8570, 9235, 18470, 26567, 53134, 57257, 114514, 132835, 265670, 286285, 572570, 1582879, 3165758, 7914395, 15828790, 49069249, 98138498, 245346245, 490692490]

約数ペア:

[(1, 490692490), (2, 245346245), (5, 98138498), (10, 49069249), (31, 15828790), (62, 7914395), (155, 3165758), (310, 1582879), (857, 572570), (1714, 286285), (1847, 265670), (3694, 132835), (4285, 114514), (8570, 57257), (9235, 53134), (18470, 26567)]