40382020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12541}}^1$

素因数の和:12580

約数の個数: 48

約数和(自身を含む): 101138688

約数和(自身を除く): 60756668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 12541, 25082, 50164, 62705, 87787, 125410, 175574, 250820, 288443, 351148, 438935, 576886, 877870, 1153772, 1442215, 1755740, 2019101, 2884430, 4038202, 5768860, 8076404, 10095505, 20191010, 40382020]

約数ペア:

[(1, 40382020), (2, 20191010), (4, 10095505), (5, 8076404), (7, 5768860), (10, 4038202), (14, 2884430), (20, 2019101), (23, 1755740), (28, 1442215), (35, 1153772), (46, 877870), (70, 576886), (92, 438935), (115, 351148), (140, 288443), (161, 250820), (230, 175574), (322, 125410), (460, 87787), (644, 62705), (805, 50164), (1610, 25082), (3220, 12541)]