9470000

素因数分解:

$2^4\times 5^4\times {\mathrm{947}}^1$

素因数の和:975

約数の個数: 50

約数和(自身を含む): 22952028

約数和(自身を除く): 13482028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 947, 1000, 1250, 1894, 2000, 2500, 3788, 4735, 5000, 7576, 9470, 10000, 15152, 18940, 23675, 37880, 47350, 75760, 94700, 118375, 189400, 236750, 378800, 473500, 591875, 947000, 1183750, 1894000, 2367500, 4735000, 9470000]

約数ペア:

[(1, 9470000), (2, 4735000), (4, 2367500), (5, 1894000), (8, 1183750), (10, 947000), (16, 591875), (20, 473500), (25, 378800), (40, 236750), (50, 189400), (80, 118375), (100, 94700), (125, 75760), (200, 47350), (250, 37880), (400, 23675), (500, 18940), (625, 15152), (947, 10000), (1000, 9470), (1250, 7576), (1894, 5000), (2000, 4735), (2500, 3788)]