40842640

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6151}}^1$

素因数の和:6247

約数の個数: 40

約数和(自身を含む): 96118848

約数和(自身を除く): 55276208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6151, 6640, 12302, 24604, 30755, 49208, 61510, 98416, 123020, 246040, 492080, 510533, 1021066, 2042132, 2552665, 4084264, 5105330, 8168528, 10210660, 20421320, 40842640]

約数ペア:

[(1, 40842640), (2, 20421320), (4, 10210660), (5, 8168528), (8, 5105330), (10, 4084264), (16, 2552665), (20, 2042132), (40, 1021066), (80, 510533), (83, 492080), (166, 246040), (332, 123020), (415, 98416), (664, 61510), (830, 49208), (1328, 30755), (1660, 24604), (3320, 12302), (6151, 6640)]