28851560560

素因数分解:

$2^4\times 5^1\times {\mathrm{360644507}}^1$

素因数の和:360644520

約数の個数: 20

約数和(自身を含む): 67079878488

約数和(自身を除く): 38228317928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 360644507, 721289014, 1442578028, 1803222535, 2885156056, 3606445070, 5770312112, 7212890140, 14425780280, 28851560560]

約数ペア:

[(1, 28851560560), (2, 14425780280), (4, 7212890140), (5, 5770312112), (8, 3606445070), (10, 2885156056), (16, 1803222535), (20, 1442578028), (40, 721289014), (80, 360644507)]