2378740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1307}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 6152832

約数和(自身を除く): 3774092

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1307, 1820, 2614, 5228, 6535, 9149, 13070, 16991, 18298, 26140, 33982, 36596, 45745, 67964, 84955, 91490, 118937, 169910, 182980, 237874, 339820, 475748, 594685, 1189370, 2378740]

約数ペア:

[(1, 2378740), (2, 1189370), (4, 594685), (5, 475748), (7, 339820), (10, 237874), (13, 182980), (14, 169910), (20, 118937), (26, 91490), (28, 84955), (35, 67964), (52, 45745), (65, 36596), (70, 33982), (91, 26140), (130, 18298), (140, 16991), (182, 13070), (260, 9149), (364, 6535), (455, 5228), (910, 2614), (1307, 1820)]