2966990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 5957280

約数和(自身を除く): 2990290

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 787, 1574, 1885, 3770, 3935, 7870, 10231, 20462, 22823, 45646, 51155, 102310, 114115, 228230, 296699, 593398, 1483495, 2966990]

約数ペア:

[(1, 2966990), (2, 1483495), (5, 593398), (10, 296699), (13, 228230), (26, 114115), (29, 102310), (58, 51155), (65, 45646), (130, 22823), (145, 20462), (290, 10231), (377, 7870), (754, 3935), (787, 3770), (1574, 1885)]