16009420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{661}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 38703168

約数和(自身を除く): 22693748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 661, 692, 865, 1211, 1322, 1730, 2422, 2644, 3305, 3460, 4627, 4844, 6055, 6610, 9254, 12110, 13220, 18508, 23135, 24220, 46270, 92540, 114353, 228706, 457412, 571765, 800471, 1143530, 1600942, 2287060, 3201884, 4002355, 8004710, 16009420]

約数ペア:

[(1, 16009420), (2, 8004710), (4, 4002355), (5, 3201884), (7, 2287060), (10, 1600942), (14, 1143530), (20, 800471), (28, 571765), (35, 457412), (70, 228706), (140, 114353), (173, 92540), (346, 46270), (661, 24220), (692, 23135), (865, 18508), (1211, 13220), (1322, 12110), (1730, 9254), (2422, 6610), (2644, 6055), (3305, 4844), (3460, 4627)]