40643804

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{35159}}^1$

素因数の和:35197

約数の個数: 18

約数和(自身を含む): 75558840

約数和(自身を除く): 34915036

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 35159, 70318, 140636, 597703, 1195406, 2390812, 10160951, 20321902, 40643804]

約数ペア:

[(1, 40643804), (2, 20321902), (4, 10160951), (17, 2390812), (34, 1195406), (68, 597703), (289, 140636), (578, 70318), (1156, 35159)]