1029124840

素因数分解:

$2^3\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{13751}}^1$

素因数の和:15633

約数の個数: 32

約数和(自身を含む): 2316936960

約数和(自身を除く): 1287812120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1871, 3742, 7484, 9355, 13751, 14968, 18710, 27502, 37420, 55004, 68755, 74840, 110008, 137510, 275020, 550040, 25728121, 51456242, 102912484, 128640605, 205824968, 257281210, 514562420, 1029124840]

約数ペア:

[(1, 1029124840), (2, 514562420), (4, 257281210), (5, 205824968), (8, 128640605), (10, 102912484), (20, 51456242), (40, 25728121), (1871, 550040), (3742, 275020), (7484, 137510), (9355, 110008), (13751, 74840), (14968, 68755), (18710, 55004), (27502, 37420)]