20450790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227231}}^1$

素因数の和:227244

約数の個数: 24

約数和(自身を含む): 53172288

約数和(自身を除く): 32721498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227231, 454462, 681693, 1136155, 1363386, 2045079, 2272310, 3408465, 4090158, 6816930, 10225395, 20450790]

約数ペア:

[(1, 20450790), (2, 10225395), (3, 6816930), (5, 4090158), (6, 3408465), (9, 2272310), (10, 2045079), (15, 1363386), (18, 1136155), (30, 681693), (45, 454462), (90, 227231)]