2458020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 6991488

約数和(自身を除く): 4533468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 577, 710, 852, 1065, 1154, 1420, 1731, 2130, 2308, 2885, 3462, 4260, 5770, 6924, 8655, 11540, 17310, 34620, 40967, 81934, 122901, 163868, 204835, 245802, 409670, 491604, 614505, 819340, 1229010, 2458020]

約数ペア:

[(1, 2458020), (2, 1229010), (3, 819340), (4, 614505), (5, 491604), (6, 409670), (10, 245802), (12, 204835), (15, 163868), (20, 122901), (30, 81934), (60, 40967), (71, 34620), (142, 17310), (213, 11540), (284, 8655), (355, 6924), (426, 5770), (577, 4260), (710, 3462), (852, 2885), (1065, 2308), (1154, 2130), (1420, 1731)]