16896520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5347}}^1$

素因数の和:5437

約数の個数: 32

約数和(自身を含む): 38505600

約数和(自身を除く): 21609080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 5347, 10694, 21388, 26735, 42776, 53470, 106940, 213880, 422413, 844826, 1689652, 2112065, 3379304, 4224130, 8448260, 16896520]

約数ペア:

[(1, 16896520), (2, 8448260), (4, 4224130), (5, 3379304), (8, 2112065), (10, 1689652), (20, 844826), (40, 422413), (79, 213880), (158, 106940), (316, 53470), (395, 42776), (632, 26735), (790, 21388), (1580, 10694), (3160, 5347)]