3175520

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 7620480

約数和(自身を除く): 4444960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 223, 356, 445, 446, 712, 890, 892, 1115, 1424, 1780, 1784, 2230, 2848, 3560, 3568, 4460, 7120, 7136, 8920, 14240, 17840, 19847, 35680, 39694, 79388, 99235, 158776, 198470, 317552, 396940, 635104, 793880, 1587760, 3175520]

約数ペア:

[(1, 3175520), (2, 1587760), (4, 793880), (5, 635104), (8, 396940), (10, 317552), (16, 198470), (20, 158776), (32, 99235), (40, 79388), (80, 39694), (89, 35680), (160, 19847), (178, 17840), (223, 14240), (356, 8920), (445, 7136), (446, 7120), (712, 4460), (890, 3568), (892, 3560), (1115, 2848), (1424, 2230), (1780, 1784)]