2146820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 5080320

約数和(自身を除く): 2933500

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 359, 460, 598, 718, 1196, 1436, 1495, 1795, 2990, 3590, 4667, 5980, 7180, 8257, 9334, 16514, 18668, 23335, 33028, 41285, 46670, 82570, 93340, 107341, 165140, 214682, 429364, 536705, 1073410, 2146820]

約数ペア:

[(1, 2146820), (2, 1073410), (4, 536705), (5, 429364), (10, 214682), (13, 165140), (20, 107341), (23, 93340), (26, 82570), (46, 46670), (52, 41285), (65, 33028), (92, 23335), (115, 18668), (130, 16514), (230, 9334), (260, 8257), (299, 7180), (359, 5980), (460, 4667), (598, 3590), (718, 2990), (1196, 1795), (1436, 1495)]