19995100

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{3389}}^1$

素因数の和:3462

約数の個数: 36

約数和(自身を含む): 44137800

約数和(自身を除く): 24142700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 236, 295, 590, 1180, 1475, 2950, 3389, 5900, 6778, 13556, 16945, 33890, 67780, 84725, 169450, 199951, 338900, 399902, 799804, 999755, 1999510, 3999020, 4998775, 9997550, 19995100]

約数ペア:

[(1, 19995100), (2, 9997550), (4, 4998775), (5, 3999020), (10, 1999510), (20, 999755), (25, 799804), (50, 399902), (59, 338900), (100, 199951), (118, 169450), (236, 84725), (295, 67780), (590, 33890), (1180, 16945), (1475, 13556), (2950, 6778), (3389, 5900)]