16401490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5449}}^1$

素因数の和:5506

約数の個数: 32

約数和(自身を含む): 34531200

約数和(自身を除く): 18129710

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 5449, 10898, 27245, 38143, 54490, 76286, 190715, 234307, 381430, 468614, 1171535, 1640149, 2343070, 3280298, 8200745, 16401490]

約数ペア:

[(1, 16401490), (2, 8200745), (5, 3280298), (7, 2343070), (10, 1640149), (14, 1171535), (35, 468614), (43, 381430), (70, 234307), (86, 190715), (215, 76286), (301, 54490), (430, 38143), (602, 27245), (1505, 10898), (3010, 5449)]