20291738110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{265703}}^1$

素因数の和:266808

約数の個数: 32

約数和(自身を含む): 41781422592

約数和(自身を除く): 21489684482

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1091, 2182, 5455, 7637, 10910, 15274, 38185, 76370, 265703, 531406, 1328515, 1859921, 2657030, 3719842, 9299605, 18599210, 289881973, 579763946, 1449409865, 2029173811, 2898819730, 4058347622, 10145869055, 20291738110]

約数ペア:

[(1, 20291738110), (2, 10145869055), (5, 4058347622), (7, 2898819730), (10, 2029173811), (14, 1449409865), (35, 579763946), (70, 289881973), (1091, 18599210), (2182, 9299605), (5455, 3719842), (7637, 2657030), (10910, 1859921), (15274, 1328515), (38185, 531406), (76370, 265703)]