331304840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487213}}^1$

素因数の和:487241

約数の個数: 32

約数和(自身を含む): 789286680

約数和(自身を除く): 457981840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 487213, 974426, 1948852, 2436065, 3897704, 4872130, 8282621, 9744260, 16565242, 19488520, 33130484, 41413105, 66260968, 82826210, 165652420, 331304840]

約数ペア:

[(1, 331304840), (2, 165652420), (4, 82826210), (5, 66260968), (8, 41413105), (10, 33130484), (17, 19488520), (20, 16565242), (34, 9744260), (40, 8282621), (68, 4872130), (85, 3897704), (136, 2436065), (170, 1948852), (340, 974426), (680, 487213)]