396937970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{277579}}^1$

素因数の和:277610

約数の個数: 32

約数和(自身を含む): 839401920

約数和(自身を除く): 442463950

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 277579, 555158, 1387895, 2775790, 3053369, 3608527, 6106738, 7217054, 15266845, 18042635, 30533690, 36085270, 39693797, 79387594, 198468985, 396937970]

約数ペア:

[(1, 396937970), (2, 198468985), (5, 79387594), (10, 39693797), (11, 36085270), (13, 30533690), (22, 18042635), (26, 15266845), (55, 7217054), (65, 6106738), (110, 3608527), (130, 3053369), (143, 2775790), (286, 1387895), (715, 555158), (1430, 277579)]