348530840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1244753}}^1$

素因数の和:1244771

約数の個数: 32

約数和(自身を含む): 896222880

約数和(自身を除く): 547692040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1244753, 2489506, 4979012, 6223765, 8713271, 9958024, 12447530, 17426542, 24895060, 34853084, 43566355, 49790120, 69706168, 87132710, 174265420, 348530840]

約数ペア:

[(1, 348530840), (2, 174265420), (4, 87132710), (5, 69706168), (7, 49790120), (8, 43566355), (10, 34853084), (14, 24895060), (20, 17426542), (28, 12447530), (35, 9958024), (40, 8713271), (56, 6223765), (70, 4979012), (140, 2489506), (280, 1244753)]