207103420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1423}}^1$

素因数の和:1834

約数の個数: 48

約数和(自身を含む): 459325440

約数和(自身を除く): 252222020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 383, 766, 1423, 1532, 1915, 2846, 3830, 5692, 7115, 7277, 7660, 14230, 14554, 27037, 28460, 29108, 36385, 54074, 72770, 108148, 135185, 145540, 270370, 540740, 545009, 1090018, 2180036, 2725045, 5450090, 10355171, 10900180, 20710342, 41420684, 51775855, 103551710, 207103420]

約数ペア:

[(1, 207103420), (2, 103551710), (4, 51775855), (5, 41420684), (10, 20710342), (19, 10900180), (20, 10355171), (38, 5450090), (76, 2725045), (95, 2180036), (190, 1090018), (380, 545009), (383, 540740), (766, 270370), (1423, 145540), (1532, 135185), (1915, 108148), (2846, 72770), (3830, 54074), (5692, 36385), (7115, 29108), (7277, 28460), (7660, 27037), (14230, 14554)]