34894280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21277}}^1$

素因数の和:21329

約数の個数: 32

約数和(自身を含む): 80430840

約数和(自身を除く): 45536560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 21277, 42554, 85108, 106385, 170216, 212770, 425540, 851080, 872357, 1744714, 3489428, 4361785, 6978856, 8723570, 17447140, 34894280]

約数ペア:

[(1, 34894280), (2, 17447140), (4, 8723570), (5, 6978856), (8, 4361785), (10, 3489428), (20, 1744714), (40, 872357), (41, 851080), (82, 425540), (164, 212770), (205, 170216), (328, 106385), (410, 85108), (820, 42554), (1640, 21277)]