5253740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 11642400

約数和(自身を除く): 6388660

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 149, 164, 172, 205, 215, 298, 410, 430, 596, 745, 820, 860, 1490, 1763, 2980, 3526, 6109, 6407, 7052, 8815, 12218, 12814, 17630, 24436, 25628, 30545, 32035, 35260, 61090, 64070, 122180, 128140, 262687, 525374, 1050748, 1313435, 2626870, 5253740]

約数ペア:

[(1, 5253740), (2, 2626870), (4, 1313435), (5, 1050748), (10, 525374), (20, 262687), (41, 128140), (43, 122180), (82, 64070), (86, 61090), (149, 35260), (164, 32035), (172, 30545), (205, 25628), (215, 24436), (298, 17630), (410, 12814), (430, 12218), (596, 8815), (745, 7052), (820, 6407), (860, 6109), (1490, 3526), (1763, 2980)]