6564920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4003}}^1$

素因数の和:4055

約数の個数: 32

約数和(自身を含む): 15135120

約数和(自身を除く): 8570200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4003, 8006, 16012, 20015, 32024, 40030, 80060, 160120, 164123, 328246, 656492, 820615, 1312984, 1641230, 3282460, 6564920]

約数ペア:

[(1, 6564920), (2, 3282460), (4, 1641230), (5, 1312984), (8, 820615), (10, 656492), (20, 328246), (40, 164123), (41, 160120), (82, 80060), (164, 40030), (205, 32024), (328, 20015), (410, 16012), (820, 8006), (1640, 4003)]