16501660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{379}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 39836160

約数和(自身を除く): 23334500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 379, 622, 758, 1244, 1516, 1555, 1895, 2177, 2653, 3110, 3790, 4354, 5306, 6220, 7580, 8708, 10612, 10885, 13265, 21770, 26530, 43540, 53060, 117869, 235738, 471476, 589345, 825083, 1178690, 1650166, 2357380, 3300332, 4125415, 8250830, 16501660]

約数ペア:

[(1, 16501660), (2, 8250830), (4, 4125415), (5, 3300332), (7, 2357380), (10, 1650166), (14, 1178690), (20, 825083), (28, 589345), (35, 471476), (70, 235738), (140, 117869), (311, 53060), (379, 43540), (622, 26530), (758, 21770), (1244, 13265), (1516, 10885), (1555, 10612), (1895, 8708), (2177, 7580), (2653, 6220), (3110, 5306), (3790, 4354)]