86690380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2467}}^1$

素因数の和:2734

約数の個数: 48

約数和(自身を含む): 208970496

約数和(自身を除く): 122280116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2467, 2510, 3514, 4934, 5020, 7028, 8785, 9868, 12335, 17269, 17570, 24670, 34538, 35140, 49340, 69076, 86345, 172690, 345380, 619217, 1238434, 2476868, 3096085, 4334519, 6192170, 8669038, 12384340, 17338076, 21672595, 43345190, 86690380]

約数ペア:

[(1, 86690380), (2, 43345190), (4, 21672595), (5, 17338076), (7, 12384340), (10, 8669038), (14, 6192170), (20, 4334519), (28, 3096085), (35, 2476868), (70, 1238434), (140, 619217), (251, 345380), (502, 172690), (1004, 86345), (1255, 69076), (1757, 49340), (2467, 35140), (2510, 34538), (3514, 24670), (4934, 17570), (5020, 17269), (7028, 12335), (8785, 9868)]