1520730020

素因数分解:

$2^2\times 5^1\times {\mathrm{11047}}^1\times {\mathrm{6883}}^1$

素因数の和:17939

約数の個数: 24

約数和(自身を含む): 3194286144

約数和(自身を除く): 1673556124

約数列:

[1, 2, 4, 5, 10, 20, 6883, 11047, 13766, 22094, 27532, 34415, 44188, 55235, 68830, 110470, 137660, 220940, 76036501, 152073002, 304146004, 380182505, 760365010, 1520730020]

約数ペア:

[(1, 1520730020), (2, 760365010), (4, 380182505), (5, 304146004), (10, 152073002), (20, 76036501), (6883, 220940), (11047, 137660), (13766, 110470), (22094, 68830), (27532, 55235), (34415, 44188)]