7130740040

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{677827}}^1$

素因数の和:678101

約数の個数: 32

約数和(自身を含む): 16105193280

約数和(自身を除く): 8974453240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 677827, 1355654, 2711308, 3389135, 5422616, 6778270, 13556540, 27113080, 178268501, 356537002, 713074004, 891342505, 1426148008, 1782685010, 3565370020, 7130740040]

約数ペア:

[(1, 7130740040), (2, 3565370020), (4, 1782685010), (5, 1426148008), (8, 891342505), (10, 713074004), (20, 356537002), (40, 178268501), (263, 27113080), (526, 13556540), (1052, 6778270), (1315, 5422616), (2104, 3389135), (2630, 2711308), (5260, 1355654), (10520, 677827)]