172669820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{521}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 369901728

約数和(自身を除く): 197231908

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 227, 292, 365, 454, 521, 730, 908, 1042, 1135, 1460, 2084, 2270, 2605, 4540, 5210, 10420, 16571, 33142, 38033, 66284, 76066, 82855, 118267, 152132, 165710, 190165, 236534, 331420, 380330, 473068, 591335, 760660, 1182670, 2365340, 8633491, 17266982, 34533964, 43167455, 86334910, 172669820]

約数ペア:

[(1, 172669820), (2, 86334910), (4, 43167455), (5, 34533964), (10, 17266982), (20, 8633491), (73, 2365340), (146, 1182670), (227, 760660), (292, 591335), (365, 473068), (454, 380330), (521, 331420), (730, 236534), (908, 190165), (1042, 165710), (1135, 152132), (1460, 118267), (2084, 82855), (2270, 76066), (2605, 66284), (4540, 38033), (5210, 33142), (10420, 16571)]