1930000

素因数分解:

$2^4\times 5^4\times {\mathrm{193}}^1$

素因数の和:221

約数の個数: 50

約数和(自身を含む): 4696934

約数和(自身を除く): 2766934

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 193, 200, 250, 386, 400, 500, 625, 772, 965, 1000, 1250, 1544, 1930, 2000, 2500, 3088, 3860, 4825, 5000, 7720, 9650, 10000, 15440, 19300, 24125, 38600, 48250, 77200, 96500, 120625, 193000, 241250, 386000, 482500, 965000, 1930000]

約数ペア:

[(1, 1930000), (2, 965000), (4, 482500), (5, 386000), (8, 241250), (10, 193000), (16, 120625), (20, 96500), (25, 77200), (40, 48250), (50, 38600), (80, 24125), (100, 19300), (125, 15440), (193, 10000), (200, 9650), (250, 7720), (386, 5000), (400, 4825), (500, 3860), (625, 3088), (772, 2500), (965, 2000), (1000, 1930), (1250, 1544)]