27952120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{99829}}^1$

素因数の和:99847

約数の個数: 32

約数和(自身を含む): 71877600

約数和(自身を除く): 43925480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 99829, 199658, 399316, 499145, 698803, 798632, 998290, 1397606, 1996580, 2795212, 3494015, 3993160, 5590424, 6988030, 13976060, 27952120]

約数ペア:

[(1, 27952120), (2, 13976060), (4, 6988030), (5, 5590424), (7, 3993160), (8, 3494015), (10, 2795212), (14, 1996580), (20, 1397606), (28, 998290), (35, 798632), (40, 698803), (56, 499145), (70, 399316), (140, 199658), (280, 99829)]