1513907020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{22283}}^1$

素因数の和:22414

約数の個数: 48

約数和(自身を含む): 3294466560

約数和(自身を除く): 1780559540

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1580, 3397, 6794, 13588, 16985, 22283, 33970, 44566, 67940, 89132, 111415, 222830, 445660, 958169, 1760357, 1916338, 3520714, 3832676, 4790845, 7041428, 8801785, 9581690, 17603570, 19163380, 35207140, 75695351, 151390702, 302781404, 378476755, 756953510, 1513907020]

約数ペア:

[(1, 1513907020), (2, 756953510), (4, 378476755), (5, 302781404), (10, 151390702), (20, 75695351), (43, 35207140), (79, 19163380), (86, 17603570), (158, 9581690), (172, 8801785), (215, 7041428), (316, 4790845), (395, 3832676), (430, 3520714), (790, 1916338), (860, 1760357), (1580, 958169), (3397, 445660), (6794, 222830), (13588, 111415), (16985, 89132), (22283, 67940), (33970, 44566)]