4500090

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{2381}}^1$

素因数の和:2404

約数の個数: 64

約数和(自身を含む): 13720320

約数和(自身を除く): 9220230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 2381, 4762, 7143, 11905, 14286, 16667, 21429, 23810, 33334, 35715, 42858, 50001, 64287, 71430, 83335, 100002, 107145, 128574, 150003, 166670, 214290, 250005, 300006, 321435, 450009, 500010, 642870, 750015, 900018, 1500030, 2250045, 4500090]

約数ペア:

[(1, 4500090), (2, 2250045), (3, 1500030), (5, 900018), (6, 750015), (7, 642870), (9, 500010), (10, 450009), (14, 321435), (15, 300006), (18, 250005), (21, 214290), (27, 166670), (30, 150003), (35, 128574), (42, 107145), (45, 100002), (54, 83335), (63, 71430), (70, 64287), (90, 50001), (105, 42858), (126, 35715), (135, 33334), (189, 23810), (210, 21429), (270, 16667), (315, 14286), (378, 11905), (630, 7143), (945, 4762), (1890, 2381)]