209810330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{4831}}^1$

素因数の和:4982

約数の個数: 32

約数和(自身を含む): 390348288

約数和(自身を除く): 180537958

約数列:

[1, 2, 5, 10, 43, 86, 101, 202, 215, 430, 505, 1010, 4343, 4831, 8686, 9662, 21715, 24155, 43430, 48310, 207733, 415466, 487931, 975862, 1038665, 2077330, 2439655, 4879310, 20981033, 41962066, 104905165, 209810330]

約数ペア:

[(1, 209810330), (2, 104905165), (5, 41962066), (10, 20981033), (43, 4879310), (86, 2439655), (101, 2077330), (202, 1038665), (215, 975862), (430, 487931), (505, 415466), (1010, 207733), (4343, 48310), (4831, 43430), (8686, 24155), (9662, 21715)]