57405940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 128898000

約数和(自身を除く): 71492060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1549, 1853, 2180, 3098, 3706, 6196, 7412, 7745, 9265, 15490, 18530, 26333, 30980, 37060, 52666, 105332, 131665, 168841, 263330, 337682, 526660, 675364, 844205, 1688410, 2870297, 3376820, 5740594, 11481188, 14351485, 28702970, 57405940]

約数ペア:

[(1, 57405940), (2, 28702970), (4, 14351485), (5, 11481188), (10, 5740594), (17, 3376820), (20, 2870297), (34, 1688410), (68, 844205), (85, 675364), (109, 526660), (170, 337682), (218, 263330), (340, 168841), (436, 131665), (545, 105332), (1090, 52666), (1549, 37060), (1853, 30980), (2180, 26333), (3098, 18530), (3706, 15490), (6196, 9265), (7412, 7745)]