201267380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1\times {\mathrm{787}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 446134080

約数和(自身を除く): 244866700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 673, 787, 1346, 1574, 2692, 3148, 3365, 3935, 6730, 7870, 12787, 13460, 14953, 15740, 25574, 29906, 51148, 59812, 63935, 74765, 127870, 149530, 255740, 299060, 529651, 1059302, 2118604, 2648255, 5296510, 10063369, 10593020, 20126738, 40253476, 50316845, 100633690, 201267380]

約数ペア:

[(1, 201267380), (2, 100633690), (4, 50316845), (5, 40253476), (10, 20126738), (19, 10593020), (20, 10063369), (38, 5296510), (76, 2648255), (95, 2118604), (190, 1059302), (380, 529651), (673, 299060), (787, 255740), (1346, 149530), (1574, 127870), (2692, 74765), (3148, 63935), (3365, 59812), (3935, 51148), (6730, 29906), (7870, 25574), (12787, 15740), (13460, 14953)]