212883920

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{9403}}^1$

素因数の和:9699

約数の個数: 40

約数和(自身を含む): 496756896

約数和(自身を除く): 283872976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 2264, 2830, 4528, 5660, 9403, 11320, 18806, 22640, 37612, 47015, 75224, 94030, 150448, 188060, 376120, 752240, 2661049, 5322098, 10644196, 13305245, 21288392, 26610490, 42576784, 53220980, 106441960, 212883920]

約数ペア:

[(1, 212883920), (2, 106441960), (4, 53220980), (5, 42576784), (8, 26610490), (10, 21288392), (16, 13305245), (20, 10644196), (40, 5322098), (80, 2661049), (283, 752240), (566, 376120), (1132, 188060), (1415, 150448), (2264, 94030), (2830, 75224), (4528, 47015), (5660, 37612), (9403, 22640), (11320, 18806)]