6766640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2063}}^1$

素因数の和:2117

約数の個数: 40

約数和(自身を含む): 16123968

約数和(自身を除く): 9357328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 2063, 3280, 4126, 8252, 10315, 16504, 20630, 33008, 41260, 82520, 84583, 165040, 169166, 338332, 422915, 676664, 845830, 1353328, 1691660, 3383320, 6766640]

約数ペア:

[(1, 6766640), (2, 3383320), (4, 1691660), (5, 1353328), (8, 845830), (10, 676664), (16, 422915), (20, 338332), (40, 169166), (41, 165040), (80, 84583), (82, 82520), (164, 41260), (205, 33008), (328, 20630), (410, 16504), (656, 10315), (820, 8252), (1640, 4126), (2063, 3280)]