2616380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 6138720

約数和(自身を除く): 3522340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 347, 377, 580, 694, 754, 1388, 1508, 1735, 1885, 3470, 3770, 4511, 6940, 7540, 9022, 10063, 18044, 20126, 22555, 40252, 45110, 50315, 90220, 100630, 130819, 201260, 261638, 523276, 654095, 1308190, 2616380]

約数ペア:

[(1, 2616380), (2, 1308190), (4, 654095), (5, 523276), (10, 261638), (13, 201260), (20, 130819), (26, 100630), (29, 90220), (52, 50315), (58, 45110), (65, 40252), (116, 22555), (130, 20126), (145, 18044), (260, 10063), (290, 9022), (347, 7540), (377, 6940), (580, 4511), (694, 3770), (754, 3470), (1388, 1885), (1508, 1735)]