4049240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{599}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 9882000

約数和(自身を除く): 5832760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 599, 676, 845, 1198, 1352, 1690, 2396, 2995, 3380, 4792, 5990, 6760, 7787, 11980, 15574, 23960, 31148, 38935, 62296, 77870, 101231, 155740, 202462, 311480, 404924, 506155, 809848, 1012310, 2024620, 4049240]

約数ペア:

[(1, 4049240), (2, 2024620), (4, 1012310), (5, 809848), (8, 506155), (10, 404924), (13, 311480), (20, 202462), (26, 155740), (40, 101231), (52, 77870), (65, 62296), (104, 38935), (130, 31148), (169, 23960), (260, 15574), (338, 11980), (520, 7787), (599, 6760), (676, 5990), (845, 4792), (1198, 3380), (1352, 2995), (1690, 2396)]