4908880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1483

約数の個数: 40

約数和(自身を含む): 11686752

約数和(自身を除く): 6777872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1427, 1720, 2854, 3440, 5708, 7135, 11416, 14270, 22832, 28540, 57080, 61361, 114160, 122722, 245444, 306805, 490888, 613610, 981776, 1227220, 2454440, 4908880]

約数ペア:

[(1, 4908880), (2, 2454440), (4, 1227220), (5, 981776), (8, 613610), (10, 490888), (16, 306805), (20, 245444), (40, 122722), (43, 114160), (80, 61361), (86, 57080), (172, 28540), (215, 22832), (344, 14270), (430, 11416), (688, 7135), (860, 5708), (1427, 3440), (1720, 2854)]