28447490

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{3229}}^1$

素因数の和:4117

約数の個数: 16

約数和(自身を含む): 51279480

約数和(自身を除く): 22831990

約数列:

[1, 2, 5, 10, 881, 1762, 3229, 4405, 6458, 8810, 16145, 32290, 2844749, 5689498, 14223745, 28447490]

約数ペア:

[(1, 28447490), (2, 14223745), (5, 5689498), (10, 2844749), (881, 32290), (1762, 16145), (3229, 8810), (4405, 6458)]