2457240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{20477}}^1$

素因数の和:20491

約数の個数: 32

約数和(自身を含む): 7372080

約数和(自身を除く): 4914840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 20477, 40954, 61431, 81908, 102385, 122862, 163816, 204770, 245724, 307155, 409540, 491448, 614310, 819080, 1228620, 2457240]

約数ペア:

[(1, 2457240), (2, 1228620), (3, 819080), (4, 614310), (5, 491448), (6, 409540), (8, 307155), (10, 245724), (12, 204770), (15, 163816), (20, 122862), (24, 102385), (30, 81908), (40, 61431), (60, 40954), (120, 20477)]