3940820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5373100

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 659, 1196, 1318, 1495, 2636, 2990, 3295, 5980, 6590, 8567, 13180, 15157, 17134, 30314, 34268, 42835, 60628, 75785, 85670, 151570, 171340, 197041, 303140, 394082, 788164, 985205, 1970410, 3940820]

約数ペア:

[(1, 3940820), (2, 1970410), (4, 985205), (5, 788164), (10, 394082), (13, 303140), (20, 197041), (23, 171340), (26, 151570), (46, 85670), (52, 75785), (65, 60628), (92, 42835), (115, 34268), (130, 30314), (230, 17134), (260, 15157), (299, 13180), (460, 8567), (598, 6590), (659, 5980), (1196, 3295), (1318, 2990), (1495, 2636)]