23208560

素因数分解:

$2^4\times 5^1\times {\mathrm{290107}}^1$

素因数の和:290120

約数の個数: 20

約数和(自身を含む): 53960088

約数和(自身を除く): 30751528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 290107, 580214, 1160428, 1450535, 2320856, 2901070, 4641712, 5802140, 11604280, 23208560]

約数ペア:

[(1, 23208560), (2, 11604280), (4, 5802140), (5, 4641712), (8, 2901070), (10, 2320856), (16, 1450535), (20, 1160428), (40, 580214), (80, 290107)]