8260880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3331}}^1$

素因数の和:3375

約数の個数: 40

約数和(自身を含む): 19832064

約数和(自身を除く): 11571184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3331, 6662, 13324, 16655, 26648, 33310, 53296, 66620, 103261, 133240, 206522, 266480, 413044, 516305, 826088, 1032610, 1652176, 2065220, 4130440, 8260880]

約数ペア:

[(1, 8260880), (2, 4130440), (4, 2065220), (5, 1652176), (8, 1032610), (10, 826088), (16, 516305), (20, 413044), (31, 266480), (40, 206522), (62, 133240), (80, 103261), (124, 66620), (155, 53296), (248, 33310), (310, 26648), (496, 16655), (620, 13324), (1240, 6662), (2480, 3331)]