2016667660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{60271}}^1$

素因数の和:60526

約数の個数: 48

約数和(自身を含む): 4860334080

約数和(自身を除く): 2843666420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 4780, 6692, 8365, 16730, 33460, 60271, 120542, 241084, 301355, 421897, 602710, 843794, 1205420, 1687588, 2109485, 4218970, 8437940, 14404769, 28809538, 57619076, 72023845, 100833383, 144047690, 201666766, 288095380, 403333532, 504166915, 1008333830, 2016667660]

約数ペア:

[(1, 2016667660), (2, 1008333830), (4, 504166915), (5, 403333532), (7, 288095380), (10, 201666766), (14, 144047690), (20, 100833383), (28, 72023845), (35, 57619076), (70, 28809538), (140, 14404769), (239, 8437940), (478, 4218970), (956, 2109485), (1195, 1687588), (1673, 1205420), (2390, 843794), (3346, 602710), (4780, 421897), (6692, 301355), (8365, 241084), (16730, 120542), (33460, 60271)]