2912139080

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{921563}}^1$

素因数の和:921653

約数の個数: 32

約数和(自身を含む): 6635260800

約数和(自身を除く): 3723121720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 921563, 1843126, 3686252, 4607815, 7372504, 9215630, 18431260, 36862520, 72803477, 145606954, 291213908, 364017385, 582427816, 728034770, 1456069540, 2912139080]

約数ペア:

[(1, 2912139080), (2, 1456069540), (4, 728034770), (5, 582427816), (8, 364017385), (10, 291213908), (20, 145606954), (40, 72803477), (79, 36862520), (158, 18431260), (316, 9215630), (395, 7372504), (632, 4607815), (790, 3686252), (1580, 1843126), (3160, 921563)]