202305880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{722521}}^1$

素因数の和:722539

約数の個数: 32

約数和(自身を含む): 520215840

約数和(自身を除く): 317909960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 722521, 1445042, 2890084, 3612605, 5057647, 5780168, 7225210, 10115294, 14450420, 20230588, 25288235, 28900840, 40461176, 50576470, 101152940, 202305880]

約数ペア:

[(1, 202305880), (2, 101152940), (4, 50576470), (5, 40461176), (7, 28900840), (8, 25288235), (10, 20230588), (14, 14450420), (20, 10115294), (28, 7225210), (35, 5780168), (40, 5057647), (56, 3612605), (70, 2890084), (140, 1445042), (280, 722521)]