140213900

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{13613}}^1$

素因数の和:13730

約数の個数: 36

約数和(自身を含む): 307240752

約数和(自身を除く): 167026852

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 10300, 13613, 27226, 54452, 68065, 136130, 272260, 340325, 680650, 1361300, 1402139, 2804278, 5608556, 7010695, 14021390, 28042780, 35053475, 70106950, 140213900]

約数ペア:

[(1, 140213900), (2, 70106950), (4, 35053475), (5, 28042780), (10, 14021390), (20, 7010695), (25, 5608556), (50, 2804278), (100, 1402139), (103, 1361300), (206, 680650), (412, 340325), (515, 272260), (1030, 136130), (2060, 68065), (2575, 54452), (5150, 27226), (10300, 13613)]