1520307590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{140639}}^1$

素因数の和:140716

約数の個数: 32

約数和(自身を含む): 2916311040

約数和(自身を除く): 1396003450

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 5405, 10810, 140639, 281278, 703195, 1406390, 3234697, 6469394, 6610033, 13220066, 16173485, 32346970, 33050165, 66100330, 152030759, 304061518, 760153795, 1520307590]

約数ペア:

[(1, 1520307590), (2, 760153795), (5, 304061518), (10, 152030759), (23, 66100330), (46, 33050165), (47, 32346970), (94, 16173485), (115, 13220066), (230, 6610033), (235, 6469394), (470, 3234697), (1081, 1406390), (2162, 703195), (5405, 281278), (10810, 140639)]