2616620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3191}}^1$

素因数の和:3241

約数の個数: 24

約数和(自身を含む): 5630688

約数和(自身を除く): 3014068

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3191, 6382, 12764, 15955, 31910, 63820, 130831, 261662, 523324, 654155, 1308310, 2616620]

約数ペア:

[(1, 2616620), (2, 1308310), (4, 654155), (5, 523324), (10, 261662), (20, 130831), (41, 63820), (82, 31910), (164, 15955), (205, 12764), (410, 6382), (820, 3191)]