6991120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2819}}^1$

素因数の和:2863

約数の個数: 40

約数和(自身を含む): 16784640

約数和(自身を除く): 9793520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 2819, 5638, 11276, 14095, 22552, 28190, 45104, 56380, 87389, 112760, 174778, 225520, 349556, 436945, 699112, 873890, 1398224, 1747780, 3495560, 6991120]

約数ペア:

[(1, 6991120), (2, 3495560), (4, 1747780), (5, 1398224), (8, 873890), (10, 699112), (16, 436945), (20, 349556), (31, 225520), (40, 174778), (62, 112760), (80, 87389), (124, 56380), (155, 45104), (248, 28190), (310, 22552), (496, 14095), (620, 11276), (1240, 5638), (2480, 2819)]