8585380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 18849600

約数和(自身を除く): 10264220

約数列:

[1, 2, 4, 5, 10, 20, 43, 67, 86, 134, 149, 172, 215, 268, 298, 335, 430, 596, 670, 745, 860, 1340, 1490, 2881, 2980, 5762, 6407, 9983, 11524, 12814, 14405, 19966, 25628, 28810, 32035, 39932, 49915, 57620, 64070, 99830, 128140, 199660, 429269, 858538, 1717076, 2146345, 4292690, 8585380]

約数ペア:

[(1, 8585380), (2, 4292690), (4, 2146345), (5, 1717076), (10, 858538), (20, 429269), (43, 199660), (67, 128140), (86, 99830), (134, 64070), (149, 57620), (172, 49915), (215, 39932), (268, 32035), (298, 28810), (335, 25628), (430, 19966), (596, 14405), (670, 12814), (745, 11524), (860, 9983), (1340, 6407), (1490, 5762), (2881, 2980)]