1579340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 3931200

約数和(自身を除く): 2351860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 389, 406, 580, 778, 812, 1015, 1556, 1945, 2030, 2723, 3890, 4060, 5446, 7780, 10892, 11281, 13615, 22562, 27230, 45124, 54460, 56405, 78967, 112810, 157934, 225620, 315868, 394835, 789670, 1579340]

約数ペア:

[(1, 1579340), (2, 789670), (4, 394835), (5, 315868), (7, 225620), (10, 157934), (14, 112810), (20, 78967), (28, 56405), (29, 54460), (35, 45124), (58, 27230), (70, 22562), (116, 13615), (140, 11281), (145, 10892), (203, 7780), (290, 5446), (389, 4060), (406, 3890), (580, 2723), (778, 2030), (812, 1945), (1015, 1556)]