4951880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2879}}^1$

素因数の和:2933

約数の個数: 32

約数和(自身を含む): 11404800

約数和(自身を除く): 6452920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2879, 5758, 11516, 14395, 23032, 28790, 57580, 115160, 123797, 247594, 495188, 618985, 990376, 1237970, 2475940, 4951880]

約数ペア:

[(1, 4951880), (2, 2475940), (4, 1237970), (5, 990376), (8, 618985), (10, 495188), (20, 247594), (40, 123797), (43, 115160), (86, 57580), (172, 28790), (215, 23032), (344, 14395), (430, 11516), (860, 5758), (1720, 2879)]