4865840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{8689}}^1$

素因数の和:8709

約数の個数: 40

約数和(自身を含む): 12930720

約数和(自身を除く): 8064880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 8689, 17378, 34756, 43445, 60823, 69512, 86890, 121646, 139024, 173780, 243292, 304115, 347560, 486584, 608230, 695120, 973168, 1216460, 2432920, 4865840]

約数ペア:

[(1, 4865840), (2, 2432920), (4, 1216460), (5, 973168), (7, 695120), (8, 608230), (10, 486584), (14, 347560), (16, 304115), (20, 243292), (28, 173780), (35, 139024), (40, 121646), (56, 86890), (70, 69512), (80, 60823), (112, 43445), (140, 34756), (280, 17378), (560, 8689)]