23378980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 50722560

約数和(自身を除く): 27343580

約数列:

[1, 2, 4, 5, 10, 20, 67, 73, 134, 146, 239, 268, 292, 335, 365, 478, 670, 730, 956, 1195, 1340, 1460, 2390, 4780, 4891, 9782, 16013, 17447, 19564, 24455, 32026, 34894, 48910, 64052, 69788, 80065, 87235, 97820, 160130, 174470, 320260, 348940, 1168949, 2337898, 4675796, 5844745, 11689490, 23378980]

約数ペア:

[(1, 23378980), (2, 11689490), (4, 5844745), (5, 4675796), (10, 2337898), (20, 1168949), (67, 348940), (73, 320260), (134, 174470), (146, 160130), (239, 97820), (268, 87235), (292, 80065), (335, 69788), (365, 64052), (478, 48910), (670, 34894), (730, 32026), (956, 24455), (1195, 19564), (1340, 17447), (1460, 16013), (2390, 9782), (4780, 4891)]