1602280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 3696840

約数和(自身を除く): 2094560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 977, 1640, 1954, 3908, 4885, 7816, 9770, 19540, 39080, 40057, 80114, 160228, 200285, 320456, 400570, 801140, 1602280]

約数ペア:

[(1, 1602280), (2, 801140), (4, 400570), (5, 320456), (8, 200285), (10, 160228), (20, 80114), (40, 40057), (41, 39080), (82, 19540), (164, 9770), (205, 7816), (328, 4885), (410, 3908), (820, 1954), (977, 1640)]