1499740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 3646944

約数和(自身を除く): 2147204

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 401, 748, 802, 935, 1604, 1870, 2005, 3740, 4010, 4411, 6817, 8020, 8822, 13634, 17644, 22055, 27268, 34085, 44110, 68170, 74987, 88220, 136340, 149974, 299948, 374935, 749870, 1499740]

約数ペア:

[(1, 1499740), (2, 749870), (4, 374935), (5, 299948), (10, 149974), (11, 136340), (17, 88220), (20, 74987), (22, 68170), (34, 44110), (44, 34085), (55, 27268), (68, 22055), (85, 17644), (110, 13634), (170, 8822), (187, 8020), (220, 6817), (340, 4411), (374, 4010), (401, 3740), (748, 2005), (802, 1870), (935, 1604)]