5811880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 13939200

約数和(自身を除く): 8127320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 109, 124, 155, 172, 215, 218, 248, 310, 344, 430, 436, 545, 620, 860, 872, 1090, 1240, 1333, 1720, 2180, 2666, 3379, 4360, 4687, 5332, 6665, 6758, 9374, 10664, 13330, 13516, 16895, 18748, 23435, 26660, 27032, 33790, 37496, 46870, 53320, 67580, 93740, 135160, 145297, 187480, 290594, 581188, 726485, 1162376, 1452970, 2905940, 5811880]

約数ペア:

[(1, 5811880), (2, 2905940), (4, 1452970), (5, 1162376), (8, 726485), (10, 581188), (20, 290594), (31, 187480), (40, 145297), (43, 135160), (62, 93740), (86, 67580), (109, 53320), (124, 46870), (155, 37496), (172, 33790), (215, 27032), (218, 26660), (248, 23435), (310, 18748), (344, 16895), (430, 13516), (436, 13330), (545, 10664), (620, 9374), (860, 6758), (872, 6665), (1090, 5332), (1240, 4687), (1333, 4360), (1720, 3379), (2180, 2666)]