2210490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{2729}}^1$

素因数の和:2748

約数の個数: 40

約数和(自身を含む): 5945940

約数和(自身を除く): 3735450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 2729, 5458, 8187, 13645, 16374, 24561, 27290, 40935, 49122, 73683, 81870, 122805, 147366, 221049, 245610, 368415, 442098, 736830, 1105245, 2210490]

約数ペア:

[(1, 2210490), (2, 1105245), (3, 736830), (5, 442098), (6, 368415), (9, 245610), (10, 221049), (15, 147366), (18, 122805), (27, 81870), (30, 73683), (45, 49122), (54, 40935), (81, 27290), (90, 24561), (135, 16374), (162, 13645), (270, 8187), (405, 5458), (810, 2729)]