8609240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2131}}^1$

素因数の和:2243

約数の個数: 32

約数和(自身を含む): 19571760

約数和(自身を除く): 10962520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2131, 4040, 4262, 8524, 10655, 17048, 21310, 42620, 85240, 215231, 430462, 860924, 1076155, 1721848, 2152310, 4304620, 8609240]

約数ペア:

[(1, 8609240), (2, 4304620), (4, 2152310), (5, 1721848), (8, 1076155), (10, 860924), (20, 430462), (40, 215231), (101, 85240), (202, 42620), (404, 21310), (505, 17048), (808, 10655), (1010, 8524), (2020, 4262), (2131, 4040)]