40955480

素因数分解:

$2^3\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1301}}^1$

素因数の和:2099

約数の個数: 32

約数和(自身を含む): 92337840

約数和(自身を除く): 51382360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 787, 1301, 1574, 2602, 3148, 3935, 5204, 6296, 6505, 7870, 10408, 13010, 15740, 26020, 31480, 52040, 1023887, 2047774, 4095548, 5119435, 8191096, 10238870, 20477740, 40955480]

約数ペア:

[(1, 40955480), (2, 20477740), (4, 10238870), (5, 8191096), (8, 5119435), (10, 4095548), (20, 2047774), (40, 1023887), (787, 52040), (1301, 31480), (1574, 26020), (2602, 15740), (3148, 13010), (3935, 10408), (5204, 7870), (6296, 6505)]