4418540840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{15780503}}^1$

素因数の和:15780521

約数の個数: 32

約数和(自身を含む): 11361962880

約数和(自身を除く): 6943422040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 15780503, 31561006, 63122012, 78902515, 110463521, 126244024, 157805030, 220927042, 315610060, 441854084, 552317605, 631220120, 883708168, 1104635210, 2209270420, 4418540840]

約数ペア:

[(1, 4418540840), (2, 2209270420), (4, 1104635210), (5, 883708168), (7, 631220120), (8, 552317605), (10, 441854084), (14, 315610060), (20, 220927042), (28, 157805030), (35, 126244024), (40, 110463521), (56, 78902515), (70, 63122012), (140, 31561006), (280, 15780503)]