1864420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 3972024

約数和(自身を除く): 2107604

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1277, 1460, 2554, 5108, 6385, 12770, 25540, 93221, 186442, 372884, 466105, 932210, 1864420]

約数ペア:

[(1, 1864420), (2, 932210), (4, 466105), (5, 372884), (10, 186442), (20, 93221), (73, 25540), (146, 12770), (292, 6385), (365, 5108), (730, 2554), (1277, 1460)]