86709220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{333497}}^1$

素因数の和:333519

約数の個数: 24

約数和(自身を含む): 196096824

約数和(自身を除く): 109387604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 333497, 666994, 1333988, 1667485, 3334970, 4335461, 6669940, 8670922, 17341844, 21677305, 43354610, 86709220]

約数ペア:

[(1, 86709220), (2, 43354610), (4, 21677305), (5, 17341844), (10, 8670922), (13, 6669940), (20, 4335461), (26, 3334970), (52, 1667485), (65, 1333988), (130, 666994), (260, 333497)]