40565380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{106751}}^1$

素因数の和:106779

約数の個数: 24

約数和(自身を含む): 89671680

約数和(自身を除く): 49106300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 106751, 213502, 427004, 533755, 1067510, 2028269, 2135020, 4056538, 8113076, 10141345, 20282690, 40565380]

約数ペア:

[(1, 40565380), (2, 20282690), (4, 10141345), (5, 8113076), (10, 4056538), (19, 2135020), (20, 2028269), (38, 1067510), (76, 533755), (95, 427004), (190, 213502), (380, 106751)]