4263880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 10232640

約数和(自身を除く): 5968760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 67, 74, 86, 134, 148, 172, 185, 215, 268, 296, 335, 344, 370, 430, 536, 670, 740, 860, 1340, 1480, 1591, 1720, 2479, 2680, 2881, 3182, 4958, 5762, 6364, 7955, 9916, 11524, 12395, 12728, 14405, 15910, 19832, 23048, 24790, 28810, 31820, 49580, 57620, 63640, 99160, 106597, 115240, 213194, 426388, 532985, 852776, 1065970, 2131940, 4263880]

約数ペア:

[(1, 4263880), (2, 2131940), (4, 1065970), (5, 852776), (8, 532985), (10, 426388), (20, 213194), (37, 115240), (40, 106597), (43, 99160), (67, 63640), (74, 57620), (86, 49580), (134, 31820), (148, 28810), (172, 24790), (185, 23048), (215, 19832), (268, 15910), (296, 14405), (335, 12728), (344, 12395), (370, 11524), (430, 9916), (536, 7955), (670, 6364), (740, 5762), (860, 4958), (1340, 3182), (1480, 2881), (1591, 2680), (1720, 2479)]