201457180

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{12451}}^1$

素因数の和:13269

約数の個数: 24

約数和(自身を含む): 423617040

約数和(自身を除く): 222159860

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 12451, 16180, 24902, 49804, 62255, 124510, 249020, 10072859, 20145718, 40291436, 50364295, 100728590, 201457180]

約数ペア:

[(1, 201457180), (2, 100728590), (4, 50364295), (5, 40291436), (10, 20145718), (20, 10072859), (809, 249020), (1618, 124510), (3236, 62255), (4045, 49804), (8090, 24902), (12451, 16180)]