1602680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 3650400

約数和(自身を除く): 2047720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 389, 412, 515, 778, 824, 1030, 1556, 1945, 2060, 3112, 3890, 4120, 7780, 15560, 40067, 80134, 160268, 200335, 320536, 400670, 801340, 1602680]

約数ペア:

[(1, 1602680), (2, 801340), (4, 400670), (5, 320536), (8, 200335), (10, 160268), (20, 80134), (40, 40067), (103, 15560), (206, 7780), (389, 4120), (412, 3890), (515, 3112), (778, 2060), (824, 1945), (1030, 1556)]