252379820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163883}}^1$

素因数の和:163910

約数の個数: 48

約数和(自身を含む): 660780288

約数和(自身を除く): 408400468

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 163883, 327766, 655532, 819415, 1147181, 1638830, 1802713, 2294362, 3277660, 3605426, 4588724, 5735905, 7210852, 9013565, 11471810, 12618991, 18027130, 22943620, 25237982, 36054260, 50475964, 63094955, 126189910, 252379820]

約数ペア:

[(1, 252379820), (2, 126189910), (4, 63094955), (5, 50475964), (7, 36054260), (10, 25237982), (11, 22943620), (14, 18027130), (20, 12618991), (22, 11471810), (28, 9013565), (35, 7210852), (44, 5735905), (55, 4588724), (70, 3605426), (77, 3277660), (110, 2294362), (140, 1802713), (154, 1638830), (220, 1147181), (308, 819415), (385, 655532), (770, 327766), (1540, 163883)]