28220490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{313561}}^1$

素因数の和:313574

約数の個数: 24

約数和(自身を含む): 73373508

約数和(自身を除く): 45153018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 313561, 627122, 940683, 1567805, 1881366, 2822049, 3135610, 4703415, 5644098, 9406830, 14110245, 28220490]

約数ペア:

[(1, 28220490), (2, 14110245), (3, 9406830), (5, 5644098), (6, 4703415), (9, 3135610), (10, 2822049), (15, 1881366), (18, 1567805), (30, 940683), (45, 627122), (90, 313561)]