2045360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:741

約数の個数: 40

約数和(自身を含む): 4891056

約数和(自身を除く): 2845696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 691, 740, 1382, 1480, 2764, 2960, 3455, 5528, 6910, 11056, 13820, 25567, 27640, 51134, 55280, 102268, 127835, 204536, 255670, 409072, 511340, 1022680, 2045360]

約数ペア:

[(1, 2045360), (2, 1022680), (4, 511340), (5, 409072), (8, 255670), (10, 204536), (16, 127835), (20, 102268), (37, 55280), (40, 51134), (74, 27640), (80, 25567), (148, 13820), (185, 11056), (296, 6910), (370, 5528), (592, 3455), (691, 2960), (740, 2764), (1382, 1480)]