2053642960

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{288433}}^1$

素因数の和:288535

約数の個数: 40

約数和(自身を含む): 4828385160

約数和(自身を除く): 2774742200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 288433, 576866, 1153732, 1442165, 2307464, 2884330, 4614928, 5768660, 11537320, 23074640, 25670537, 51341074, 102682148, 128352685, 205364296, 256705370, 410728592, 513410740, 1026821480, 2053642960]

約数ペア:

[(1, 2053642960), (2, 1026821480), (4, 513410740), (5, 410728592), (8, 256705370), (10, 205364296), (16, 128352685), (20, 102682148), (40, 51341074), (80, 25670537), (89, 23074640), (178, 11537320), (356, 5768660), (445, 4614928), (712, 2884330), (890, 2307464), (1424, 1442165), (1780, 1153732), (3560, 576866), (7120, 288433)]