169957240

素因数分解:

$2^3\times 5^1\times {\mathrm{4248931}}^1$

素因数の和:4248942

約数の個数: 16

約数和(自身を含む): 382403880

約数和(自身を除く): 212446640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4248931, 8497862, 16995724, 21244655, 33991448, 42489310, 84978620, 169957240]

約数ペア:

[(1, 169957240), (2, 84978620), (4, 42489310), (5, 33991448), (8, 21244655), (10, 16995724), (20, 8497862), (40, 4248931)]