19997400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{33329}}^1$

素因数の和:33348

約数の個数: 48

約数和(自身を含む): 61993800

約数和(自身を除く): 41996400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 33329, 66658, 99987, 133316, 166645, 199974, 266632, 333290, 399948, 499935, 666580, 799896, 833225, 999870, 1333160, 1666450, 1999740, 2499675, 3332900, 3999480, 4999350, 6665800, 9998700, 19997400]

約数ペア:

[(1, 19997400), (2, 9998700), (3, 6665800), (4, 4999350), (5, 3999480), (6, 3332900), (8, 2499675), (10, 1999740), (12, 1666450), (15, 1333160), (20, 999870), (24, 833225), (25, 799896), (30, 666580), (40, 499935), (50, 399948), (60, 333290), (75, 266632), (100, 199974), (120, 166645), (150, 133316), (200, 99987), (300, 66658), (600, 33329)]