138241460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1429}}^1$

素因数の和:2136

約数の個数: 48

約数和(自身を含む): 332492160

約数和(自身を除く): 194250700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 691, 1382, 1429, 2764, 2858, 3455, 4837, 5716, 6910, 7145, 9674, 10003, 13820, 14290, 19348, 20006, 24185, 28580, 40012, 48370, 50015, 96740, 100030, 200060, 987439, 1974878, 3949756, 4937195, 6912073, 9874390, 13824146, 19748780, 27648292, 34560365, 69120730, 138241460]

約数ペア:

[(1, 138241460), (2, 69120730), (4, 34560365), (5, 27648292), (7, 19748780), (10, 13824146), (14, 9874390), (20, 6912073), (28, 4937195), (35, 3949756), (70, 1974878), (140, 987439), (691, 200060), (1382, 100030), (1429, 96740), (2764, 50015), (2858, 48370), (3455, 40012), (4837, 28580), (5716, 24185), (6910, 20006), (7145, 19348), (9674, 14290), (10003, 13820)]