789831320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{237901}}^1$

素因数の和:237995

約数の個数: 32

約数和(自身を含む): 1798539120

約数和(自身を除く): 1008707800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 237901, 475802, 951604, 1189505, 1903208, 2379010, 4758020, 9516040, 19745783, 39491566, 78983132, 98728915, 157966264, 197457830, 394915660, 789831320]

約数ペア:

[(1, 789831320), (2, 394915660), (4, 197457830), (5, 157966264), (8, 98728915), (10, 78983132), (20, 39491566), (40, 19745783), (83, 9516040), (166, 4758020), (332, 2379010), (415, 1903208), (664, 1189505), (830, 951604), (1660, 475802), (3320, 237901)]