201822620

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{28109}}^1$

素因数の和:28477

約数の個数: 24

約数和(自身を含む): 425023200

約数和(自身を除く): 223200580

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 28109, 56218, 112436, 140545, 281090, 562180, 10091131, 20182262, 40364524, 50455655, 100911310, 201822620]

約数ペア:

[(1, 201822620), (2, 100911310), (4, 50455655), (5, 40364524), (10, 20182262), (20, 10091131), (359, 562180), (718, 281090), (1436, 140545), (1795, 112436), (3590, 56218), (7180, 28109)]