28853860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4793}}^1$

素因数の和:4852

約数の個数: 48

約数和(自身を含む): 70874496

約数和(自身を除く): 42020636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4793, 6020, 9586, 19172, 23965, 33551, 47930, 67102, 95860, 134204, 167755, 206099, 335510, 412198, 671020, 824396, 1030495, 1442693, 2060990, 2885386, 4121980, 5770772, 7213465, 14426930, 28853860]

約数ペア:

[(1, 28853860), (2, 14426930), (4, 7213465), (5, 5770772), (7, 4121980), (10, 2885386), (14, 2060990), (20, 1442693), (28, 1030495), (35, 824396), (43, 671020), (70, 412198), (86, 335510), (140, 206099), (172, 167755), (215, 134204), (301, 95860), (430, 67102), (602, 47930), (860, 33551), (1204, 23965), (1505, 19172), (3010, 9586), (4793, 6020)]