11987200

素因数分解:

$2^8\times 5^2\times {\mathrm{1873}}^1$

素因数の和:1899

約数の個数: 54

約数和(自身を含む): 29686034

約数和(自身を除く): 17698834

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 1873, 3200, 3746, 6400, 7492, 9365, 14984, 18730, 29968, 37460, 46825, 59936, 74920, 93650, 119872, 149840, 187300, 239744, 299680, 374600, 479488, 599360, 749200, 1198720, 1498400, 2397440, 2996800, 5993600, 11987200]

約数ペア:

[(1, 11987200), (2, 5993600), (4, 2996800), (5, 2397440), (8, 1498400), (10, 1198720), (16, 749200), (20, 599360), (25, 479488), (32, 374600), (40, 299680), (50, 239744), (64, 187300), (80, 149840), (100, 119872), (128, 93650), (160, 74920), (200, 59936), (256, 46825), (320, 37460), (400, 29968), (640, 18730), (800, 14984), (1280, 9365), (1600, 7492), (1873, 6400), (3200, 3746)]