12417980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20029}}^1$

素因数の和:20069

約数の個数: 24

約数和(自身を含む): 26920320

約数和(自身を除く): 14502340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 20029, 40058, 80116, 100145, 200290, 400580, 620899, 1241798, 2483596, 3104495, 6208990, 12417980]

約数ペア:

[(1, 12417980), (2, 6208990), (4, 3104495), (5, 2483596), (10, 1241798), (20, 620899), (31, 400580), (62, 200290), (124, 100145), (155, 80116), (310, 40058), (620, 20029)]