286883240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{146369}}^1$

素因数の和:146394

約数の個数: 48

約数和(自身を含む): 750878100

約数和(自身を除く): 463994860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 146369, 292738, 585476, 731845, 1024583, 1170952, 1463690, 2049166, 2927380, 4098332, 5122915, 5854760, 7172081, 8196664, 10245830, 14344162, 20491660, 28688324, 35860405, 40983320, 57376648, 71720810, 143441620, 286883240]

約数ペア:

[(1, 286883240), (2, 143441620), (4, 71720810), (5, 57376648), (7, 40983320), (8, 35860405), (10, 28688324), (14, 20491660), (20, 14344162), (28, 10245830), (35, 8196664), (40, 7172081), (49, 5854760), (56, 5122915), (70, 4098332), (98, 2927380), (140, 2049166), (196, 1463690), (245, 1170952), (280, 1024583), (392, 731845), (490, 585476), (980, 292738), (1960, 146369)]