1011040

素因数分解:

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

素因数の和:175

約数の個数: 48

約数和(自身を含む): 2449440

約数和(自身を除く): 1438400

約数列:

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

約数ペア:

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