1330335040

素因数分解:

$2^6\times 5^1\times {\mathrm{491}}^1\times {\mathrm{8467}}^1$

素因数の和:8975

約数の個数: 56

約数和(自身を含む): 3174687072

約数和(自身を除く): 1844352032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 491, 982, 1964, 2455, 3928, 4910, 7856, 8467, 9820, 15712, 16934, 19640, 31424, 33868, 39280, 42335, 67736, 78560, 84670, 135472, 157120, 169340, 270944, 338680, 541888, 677360, 1354720, 2709440, 4157297, 8314594, 16629188, 20786485, 33258376, 41572970, 66516752, 83145940, 133033504, 166291880, 266067008, 332583760, 665167520, 1330335040]

約数ペア:

[(1, 1330335040), (2, 665167520), (4, 332583760), (5, 266067008), (8, 166291880), (10, 133033504), (16, 83145940), (20, 66516752), (32, 41572970), (40, 33258376), (64, 20786485), (80, 16629188), (160, 8314594), (320, 4157297), (491, 2709440), (982, 1354720), (1964, 677360), (2455, 541888), (3928, 338680), (4910, 270944), (7856, 169340), (8467, 157120), (9820, 135472), (15712, 84670), (16934, 78560), (19640, 67736), (31424, 42335), (33868, 39280)]