12345900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{5879}}^1$

素因数の和:5903

約数の個数: 72

約数和(自身を含む): 40830720

約数和(自身を除く): 28484820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 5879, 11758, 17637, 23516, 29395, 35274, 41153, 58790, 70548, 82306, 88185, 117580, 123459, 146975, 164612, 176370, 205765, 246918, 293950, 352740, 411530, 440925, 493836, 587900, 617295, 823060, 881850, 1028825, 1234590, 1763700, 2057650, 2469180, 3086475, 4115300, 6172950, 12345900]

約数ペア:

[(1, 12345900), (2, 6172950), (3, 4115300), (4, 3086475), (5, 2469180), (6, 2057650), (7, 1763700), (10, 1234590), (12, 1028825), (14, 881850), (15, 823060), (20, 617295), (21, 587900), (25, 493836), (28, 440925), (30, 411530), (35, 352740), (42, 293950), (50, 246918), (60, 205765), (70, 176370), (75, 164612), (84, 146975), (100, 123459), (105, 117580), (140, 88185), (150, 82306), (175, 70548), (210, 58790), (300, 41153), (350, 35274), (420, 29395), (525, 23516), (700, 17637), (1050, 11758), (2100, 5879)]