123019780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15263}}^1$

素因数の和:15316

約数の個数: 48

約数和(自身を含む): 287207424

約数和(自身を除く): 164187644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 15263, 30526, 61052, 76315, 152630, 198419, 305260, 396838, 473153, 793676, 946306, 992095, 1892612, 1984190, 2365765, 3968380, 4731530, 6150989, 9463060, 12301978, 24603956, 30754945, 61509890, 123019780]

約数ペア:

[(1, 123019780), (2, 61509890), (4, 30754945), (5, 24603956), (10, 12301978), (13, 9463060), (20, 6150989), (26, 4731530), (31, 3968380), (52, 2365765), (62, 1984190), (65, 1892612), (124, 992095), (130, 946306), (155, 793676), (260, 473153), (310, 396838), (403, 305260), (620, 198419), (806, 152630), (1612, 76315), (2015, 61052), (4030, 30526), (8060, 15263)]