23978620

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1429}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 50450400

約数和(自身を除く): 26471780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1429, 1678, 2858, 3356, 4195, 5716, 7145, 8390, 14290, 16780, 28580, 1198931, 2397862, 4795724, 5994655, 11989310, 23978620]

約数ペア:

[(1, 23978620), (2, 11989310), (4, 5994655), (5, 4795724), (10, 2397862), (20, 1198931), (839, 28580), (1429, 16780), (1678, 14290), (2858, 8390), (3356, 7145), (4195, 5716)]