28956820

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{2339}}^1$

素因数の和:2967

約数の個数: 24

約数和(自身を含む): 60933600

約数和(自身を除く): 31976780

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2339, 2476, 3095, 4678, 6190, 9356, 11695, 12380, 23390, 46780, 1447841, 2895682, 5791364, 7239205, 14478410, 28956820]

約数ペア:

[(1, 28956820), (2, 14478410), (4, 7239205), (5, 5791364), (10, 2895682), (20, 1447841), (619, 46780), (1238, 23390), (2339, 12380), (2476, 11695), (3095, 9356), (4678, 6190)]