20007836360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11632463}}^1$

素因数の和:11632517

約数の個数: 32

約数和(自身を含む): 46064557440

約数和(自身を除く): 26056721080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 11632463, 23264926, 46529852, 58162315, 93059704, 116324630, 232649260, 465298520, 500195909, 1000391818, 2000783636, 2500979545, 4001567272, 5001959090, 10003918180, 20007836360]

約数ペア:

[(1, 20007836360), (2, 10003918180), (4, 5001959090), (5, 4001567272), (8, 2500979545), (10, 2000783636), (20, 1000391818), (40, 500195909), (43, 465298520), (86, 232649260), (172, 116324630), (215, 93059704), (344, 58162315), (430, 46529852), (860, 23264926), (1720, 11632463)]