4057340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 9895872

約数和(自身を除く): 5838532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 397, 511, 730, 794, 1022, 1460, 1588, 1985, 2044, 2555, 2779, 3970, 5110, 5558, 7940, 10220, 11116, 13895, 27790, 28981, 55580, 57962, 115924, 144905, 202867, 289810, 405734, 579620, 811468, 1014335, 2028670, 4057340]

約数ペア:

[(1, 4057340), (2, 2028670), (4, 1014335), (5, 811468), (7, 579620), (10, 405734), (14, 289810), (20, 202867), (28, 144905), (35, 115924), (70, 57962), (73, 55580), (140, 28981), (146, 27790), (292, 13895), (365, 11116), (397, 10220), (511, 7940), (730, 5558), (794, 5110), (1022, 3970), (1460, 2779), (1588, 2555), (1985, 2044)]