6988040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4261}}^1$

素因数の和:4313

約数の個数: 32

約数和(自身を含む): 16110360

約数和(自身を除く): 9122320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4261, 8522, 17044, 21305, 34088, 42610, 85220, 170440, 174701, 349402, 698804, 873505, 1397608, 1747010, 3494020, 6988040]

約数ペア:

[(1, 6988040), (2, 3494020), (4, 1747010), (5, 1397608), (8, 873505), (10, 698804), (20, 349402), (40, 174701), (41, 170440), (82, 85220), (164, 42610), (205, 34088), (328, 21305), (410, 17044), (820, 8522), (1640, 4261)]