30436240

素因数分解:

$2^4\times 5^1\times {\mathrm{380453}}^1$

素因数の和:380466

約数の個数: 20

約数和(自身を含む): 70764444

約数和(自身を除く): 40328204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 380453, 760906, 1521812, 1902265, 3043624, 3804530, 6087248, 7609060, 15218120, 30436240]

約数ペア:

[(1, 30436240), (2, 15218120), (4, 7609060), (5, 6087248), (8, 3804530), (10, 3043624), (16, 1902265), (20, 1521812), (40, 760906), (80, 380453)]