2019901180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{32443}}^1$

素因数の和:32746

約数の個数: 48

約数和(自身を含む): 4643904384

約数和(自身を除く): 2624003204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 283, 566, 1132, 1415, 2830, 3113, 5660, 6226, 12452, 15565, 31130, 32443, 62260, 64886, 129772, 162215, 324430, 356873, 648860, 713746, 1427492, 1784365, 3568730, 7137460, 9181369, 18362738, 36725476, 45906845, 91813690, 100995059, 183627380, 201990118, 403980236, 504975295, 1009950590, 2019901180]

約数ペア:

[(1, 2019901180), (2, 1009950590), (4, 504975295), (5, 403980236), (10, 201990118), (11, 183627380), (20, 100995059), (22, 91813690), (44, 45906845), (55, 36725476), (110, 18362738), (220, 9181369), (283, 7137460), (566, 3568730), (1132, 1784365), (1415, 1427492), (2830, 713746), (3113, 648860), (5660, 356873), (6226, 324430), (12452, 162215), (15565, 129772), (31130, 64886), (32443, 62260)]