1042520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 2386800

約数和(自身を除く): 1344280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 389, 536, 670, 778, 1340, 1556, 1945, 2680, 3112, 3890, 7780, 15560, 26063, 52126, 104252, 130315, 208504, 260630, 521260, 1042520]

約数ペア:

[(1, 1042520), (2, 521260), (4, 260630), (5, 208504), (8, 130315), (10, 104252), (20, 52126), (40, 26063), (67, 15560), (134, 7780), (268, 3890), (335, 3112), (389, 2680), (536, 1945), (670, 1556), (778, 1340)]