27889960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{99607}}^1$

素因数の和:99625

約数の個数: 32

約数和(自身を含む): 71717760

約数和(自身を除く): 43827800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 99607, 199214, 398428, 498035, 697249, 796856, 996070, 1394498, 1992140, 2788996, 3486245, 3984280, 5577992, 6972490, 13944980, 27889960]

約数ペア:

[(1, 27889960), (2, 13944980), (4, 6972490), (5, 5577992), (7, 3984280), (8, 3486245), (10, 2788996), (14, 1992140), (20, 1394498), (28, 996070), (35, 796856), (40, 697249), (56, 498035), (70, 398428), (140, 199214), (280, 99607)]