140100920

素因数分解:

$2^3\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{2551}}^1$

素因数の和:3935

約数の個数: 32

約数和(自身を含む): 315580320

約数和(自身を除く): 175479400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1373, 2551, 2746, 5102, 5492, 6865, 10204, 10984, 12755, 13730, 20408, 25510, 27460, 51020, 54920, 102040, 3502523, 7005046, 14010092, 17512615, 28020184, 35025230, 70050460, 140100920]

約数ペア:

[(1, 140100920), (2, 70050460), (4, 35025230), (5, 28020184), (8, 17512615), (10, 14010092), (20, 7005046), (40, 3502523), (1373, 102040), (2551, 54920), (2746, 51020), (5102, 27460), (5492, 25510), (6865, 20408), (10204, 13730), (10984, 12755)]