12152840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43403}}^1$

素因数の和:43421

約数の個数: 32

約数和(自身を含む): 31250880

約数和(自身を除く): 19098040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43403, 86806, 173612, 217015, 303821, 347224, 434030, 607642, 868060, 1215284, 1519105, 1736120, 2430568, 3038210, 6076420, 12152840]

約数ペア:

[(1, 12152840), (2, 6076420), (4, 3038210), (5, 2430568), (7, 1736120), (8, 1519105), (10, 1215284), (14, 868060), (20, 607642), (28, 434030), (35, 347224), (40, 303821), (56, 217015), (70, 173612), (140, 86806), (280, 43403)]