27728780

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5801}}^1$

素因数の和:6049

約数の個数: 24

約数和(自身を含む): 58484160

約数和(自身を除く): 30755380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 5801, 11602, 23204, 29005, 58010, 116020, 1386439, 2772878, 5545756, 6932195, 13864390, 27728780]

約数ペア:

[(1, 27728780), (2, 13864390), (4, 6932195), (5, 5545756), (10, 2772878), (20, 1386439), (239, 116020), (478, 58010), (956, 29005), (1195, 23204), (2390, 11602), (4780, 5801)]