126574840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{64579}}^1$

素因数の和:64604

約数の個数: 48

約数和(自身を含む): 331295400

約数和(自身を除く): 204720560

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, 64579, 129158, 258316, 322895, 452053, 516632, 645790, 904106, 1291580, 1808212, 2260265, 2583160, 3164371, 3616424, 4520530, 6328742, 9041060, 12657484, 15821855, 18082120, 25314968, 31643710, 63287420, 126574840]

約数ペア:

[(1, 126574840), (2, 63287420), (4, 31643710), (5, 25314968), (7, 18082120), (8, 15821855), (10, 12657484), (14, 9041060), (20, 6328742), (28, 4520530), (35, 3616424), (40, 3164371), (49, 2583160), (56, 2260265), (70, 1808212), (98, 1291580), (140, 904106), (196, 645790), (245, 516632), (280, 452053), (392, 322895), (490, 258316), (980, 129158), (1960, 64579)]