19919200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3557}}^1$

素因数の和:3584

約数の個数: 72

約数和(自身を含む): 55590192

約数和(自身を除く): 35670992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 3557, 5600, 7114, 14228, 17785, 24899, 28456, 35570, 49798, 56912, 71140, 88925, 99596, 113824, 124495, 142280, 177850, 199192, 248990, 284560, 355700, 398384, 497980, 569120, 622475, 711400, 796768, 995960, 1244950, 1422800, 1991920, 2489900, 2845600, 3983840, 4979800, 9959600, 19919200]

約数ペア:

[(1, 19919200), (2, 9959600), (4, 4979800), (5, 3983840), (7, 2845600), (8, 2489900), (10, 1991920), (14, 1422800), (16, 1244950), (20, 995960), (25, 796768), (28, 711400), (32, 622475), (35, 569120), (40, 497980), (50, 398384), (56, 355700), (70, 284560), (80, 248990), (100, 199192), (112, 177850), (140, 142280), (160, 124495), (175, 113824), (200, 99596), (224, 88925), (280, 71140), (350, 56912), (400, 49798), (560, 35570), (700, 28456), (800, 24899), (1120, 17785), (1400, 14228), (2800, 7114), (3557, 5600)]