16340560

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1301}}^1$

素因数の和:1471

約数の個数: 40

約数和(自身を含む): 38263176

約数和(自身を除く): 21922616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1301, 1570, 2512, 2602, 3140, 5204, 6280, 6505, 10408, 12560, 13010, 20816, 26020, 52040, 104080, 204257, 408514, 817028, 1021285, 1634056, 2042570, 3268112, 4085140, 8170280, 16340560]

約数ペア:

[(1, 16340560), (2, 8170280), (4, 4085140), (5, 3268112), (8, 2042570), (10, 1634056), (16, 1021285), (20, 817028), (40, 408514), (80, 204257), (157, 104080), (314, 52040), (628, 26020), (785, 20816), (1256, 13010), (1301, 12560), (1570, 10408), (2512, 6505), (2602, 6280), (3140, 5204)]