28690140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{478169}}^1$

素因数の和:478181

約数の個数: 24

約数和(自身を含む): 80332560

約数和(自身を除く): 51642420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 478169, 956338, 1434507, 1912676, 2390845, 2869014, 4781690, 5738028, 7172535, 9563380, 14345070, 28690140]

約数ペア:

[(1, 28690140), (2, 14345070), (3, 9563380), (4, 7172535), (5, 5738028), (6, 4781690), (10, 2869014), (12, 2390845), (15, 1912676), (20, 1434507), (30, 956338), (60, 478169)]