2912473240

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{113591}}^1$

素因数の和:114243

約数の個数: 32

約数和(自身を含む): 6563345760

約数和(自身を除く): 3650872520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 12820, 25640, 113591, 227182, 454364, 567955, 908728, 1135910, 2271820, 4543640, 72811831, 145623662, 291247324, 364059155, 582494648, 728118310, 1456236620, 2912473240]

約数ペア:

[(1, 2912473240), (2, 1456236620), (4, 728118310), (5, 582494648), (8, 364059155), (10, 291247324), (20, 145623662), (40, 72811831), (641, 4543640), (1282, 2271820), (2564, 1135910), (3205, 908728), (5128, 567955), (6410, 454364), (12820, 227182), (25640, 113591)]