87952060

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{12821}}^1$

素因数の和:12851

約数の個数: 48

約数和(自身を含む): 215409600

約数和(自身を除く): 127457540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 12821, 25642, 51284, 64105, 89747, 128210, 179494, 256420, 358988, 448735, 628229, 897470, 1256458, 1794940, 2512916, 3141145, 4397603, 6282290, 8795206, 12564580, 17590412, 21988015, 43976030, 87952060]

約数ペア:

[(1, 87952060), (2, 43976030), (4, 21988015), (5, 17590412), (7, 12564580), (10, 8795206), (14, 6282290), (20, 4397603), (28, 3141145), (35, 2512916), (49, 1794940), (70, 1256458), (98, 897470), (140, 628229), (196, 448735), (245, 358988), (343, 256420), (490, 179494), (686, 128210), (980, 89747), (1372, 64105), (1715, 51284), (3430, 25642), (6860, 12821)]