40122140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{32887}}^1$

素因数の和:32957

約数の個数: 24

約数和(自身を含む): 85640352

約数和(自身を除く): 45518212

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 32887, 65774, 131548, 164435, 328870, 657740, 2006107, 4012214, 8024428, 10030535, 20061070, 40122140]

約数ペア:

[(1, 40122140), (2, 20061070), (4, 10030535), (5, 8024428), (10, 4012214), (20, 2006107), (61, 657740), (122, 328870), (244, 164435), (305, 131548), (610, 65774), (1220, 32887)]