1551135640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1686017}}^1$

素因数の和:1686051

約数の個数: 32

約数和(自身を含む): 3641798880

約数和(自身を除く): 2090663240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1686017, 3372034, 6744068, 8430085, 13488136, 16860170, 33720340, 38778391, 67440680, 77556782, 155113564, 193891955, 310227128, 387783910, 775567820, 1551135640]

約数ペア:

[(1, 1551135640), (2, 775567820), (4, 387783910), (5, 310227128), (8, 193891955), (10, 155113564), (20, 77556782), (23, 67440680), (40, 38778391), (46, 33720340), (92, 16860170), (115, 13488136), (184, 8430085), (230, 6744068), (460, 3372034), (920, 1686017)]