2022080

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 56

約数和(自身を含む): 4937760

約数和(自身を除く): 2915680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 89, 142, 160, 178, 284, 320, 355, 356, 445, 568, 710, 712, 890, 1136, 1420, 1424, 1780, 2272, 2840, 2848, 3560, 4544, 5680, 5696, 6319, 7120, 11360, 12638, 14240, 22720, 25276, 28480, 31595, 50552, 63190, 101104, 126380, 202208, 252760, 404416, 505520, 1011040, 2022080]

約数ペア:

[(1, 2022080), (2, 1011040), (4, 505520), (5, 404416), (8, 252760), (10, 202208), (16, 126380), (20, 101104), (32, 63190), (40, 50552), (64, 31595), (71, 28480), (80, 25276), (89, 22720), (142, 14240), (160, 12638), (178, 11360), (284, 7120), (320, 6319), (355, 5696), (356, 5680), (445, 4544), (568, 3560), (710, 2848), (712, 2840), (890, 2272), (1136, 1780), (1420, 1424)]