17656870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1045

約数の個数: 64

約数和(自身を含む): 41389056

約数和(自身を除く): 23732186

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 154, 161, 230, 253, 322, 385, 506, 770, 805, 997, 1265, 1610, 1771, 1994, 2530, 3542, 4985, 6979, 8855, 9970, 10967, 13958, 17710, 21934, 22931, 34895, 45862, 54835, 69790, 76769, 109670, 114655, 153538, 160517, 229310, 252241, 321034, 383845, 504482, 767690, 802585, 1261205, 1605170, 1765687, 2522410, 3531374, 8828435, 17656870]

約数ペア:

[(1, 17656870), (2, 8828435), (5, 3531374), (7, 2522410), (10, 1765687), (11, 1605170), (14, 1261205), (22, 802585), (23, 767690), (35, 504482), (46, 383845), (55, 321034), (70, 252241), (77, 229310), (110, 160517), (115, 153538), (154, 114655), (161, 109670), (230, 76769), (253, 69790), (322, 54835), (385, 45862), (506, 34895), (770, 22931), (805, 21934), (997, 17710), (1265, 13958), (1610, 10967), (1771, 9970), (1994, 8855), (2530, 6979), (3542, 4985)]