16965040

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1301}}^1$

素因数の和:1477

約数の個数: 40

約数和(自身を含む): 39716208

約数和(自身を除く): 22751168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1301, 1304, 1630, 2602, 2608, 3260, 5204, 6505, 6520, 10408, 13010, 13040, 20816, 26020, 52040, 104080, 212063, 424126, 848252, 1060315, 1696504, 2120630, 3393008, 4241260, 8482520, 16965040]

約数ペア:

[(1, 16965040), (2, 8482520), (4, 4241260), (5, 3393008), (8, 2120630), (10, 1696504), (16, 1060315), (20, 848252), (40, 424126), (80, 212063), (163, 104080), (326, 52040), (652, 26020), (815, 20816), (1301, 13040), (1304, 13010), (1630, 10408), (2602, 6520), (2608, 6505), (3260, 5204)]