23201560

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2749}}^1$

素因数の和:2971

約数の個数: 32

約数和(自身を含む): 52470000

約数和(自身を除く): 29268440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 2749, 4220, 5498, 8440, 10996, 13745, 21992, 27490, 54980, 109960, 580039, 1160078, 2320156, 2900195, 4640312, 5800390, 11600780, 23201560]

約数ペア:

[(1, 23201560), (2, 11600780), (4, 5800390), (5, 4640312), (8, 2900195), (10, 2320156), (20, 1160078), (40, 580039), (211, 109960), (422, 54980), (844, 27490), (1055, 21992), (1688, 13745), (2110, 10996), (2749, 8440), (4220, 5498)]