816103660

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{1493}}^1$

素因数の和:1834

約数の個数: 48

約数和(自身を含む): 1735860672

約数和(自身を除く): 919757012

約数列:

[1, 2, 4, 5, 10, 20, 151, 181, 302, 362, 604, 724, 755, 905, 1493, 1510, 1810, 2986, 3020, 3620, 5972, 7465, 14930, 27331, 29860, 54662, 109324, 136655, 225443, 270233, 273310, 450886, 540466, 546620, 901772, 1080932, 1127215, 1351165, 2254430, 2702330, 4508860, 5404660, 40805183, 81610366, 163220732, 204025915, 408051830, 816103660]

約数ペア:

[(1, 816103660), (2, 408051830), (4, 204025915), (5, 163220732), (10, 81610366), (20, 40805183), (151, 5404660), (181, 4508860), (302, 2702330), (362, 2254430), (604, 1351165), (724, 1127215), (755, 1080932), (905, 901772), (1493, 546620), (1510, 540466), (1810, 450886), (2986, 273310), (3020, 270233), (3620, 225443), (5972, 136655), (7465, 109324), (14930, 54662), (27331, 29860)]