84804567880

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10762001}}^1$

素因数の和:10762209

約数の個数: 32

約数和(自身を含む): 191778875640

約数和(自身を除く): 106974307760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 10762001, 21524002, 43048004, 53810005, 86096008, 107620010, 215240020, 430480040, 2120114197, 4240228394, 8480456788, 10600570985, 16960913576, 21201141970, 42402283940, 84804567880]

約数ペア:

[(1, 84804567880), (2, 42402283940), (4, 21201141970), (5, 16960913576), (8, 10600570985), (10, 8480456788), (20, 4240228394), (40, 2120114197), (197, 430480040), (394, 215240020), (788, 107620010), (985, 86096008), (1576, 53810005), (1970, 43048004), (3940, 21524002), (7880, 10762001)]