20128015900

素因数分解:

$2^2\times 5^2\times {\mathrm{293}}^1\times {\mathrm{686963}}^1$

素因数の和:687270

約数の個数: 36

約数和(自身を含む): 43826929272

約数和(自身を除く): 23698913372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 293, 586, 1172, 1465, 2930, 5860, 7325, 14650, 29300, 686963, 1373926, 2747852, 3434815, 6869630, 13739260, 17174075, 34348150, 68696300, 201280159, 402560318, 805120636, 1006400795, 2012801590, 4025603180, 5032003975, 10064007950, 20128015900]

約数ペア:

[(1, 20128015900), (2, 10064007950), (4, 5032003975), (5, 4025603180), (10, 2012801590), (20, 1006400795), (25, 805120636), (50, 402560318), (100, 201280159), (293, 68696300), (586, 34348150), (1172, 17174075), (1465, 13739260), (2930, 6869630), (5860, 3434815), (7325, 2747852), (14650, 1373926), (29300, 686963)]