40821180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{680353}}^1$

素因数の和:680365

約数の個数: 24

約数和(自身を含む): 114299472

約数和(自身を除く): 73478292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 680353, 1360706, 2041059, 2721412, 3401765, 4082118, 6803530, 8164236, 10205295, 13607060, 20410590, 40821180]

約数ペア:

[(1, 40821180), (2, 20410590), (3, 13607060), (4, 10205295), (5, 8164236), (6, 6803530), (10, 4082118), (12, 3401765), (15, 2721412), (20, 2041059), (30, 1360706), (60, 680353)]