123970

素因数分解:

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

素因数の和:55

約数の個数: 48

約数和(自身を含む): 295488

約数和(自身を除く): 171518

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 49, 55, 70, 77, 98, 110, 115, 154, 161, 230, 245, 253, 322, 385, 490, 506, 539, 770, 805, 1078, 1127, 1265, 1610, 1771, 2254, 2530, 2695, 3542, 5390, 5635, 8855, 11270, 12397, 17710, 24794, 61985, 123970]

約数ペア:

[(1, 123970), (2, 61985), (5, 24794), (7, 17710), (10, 12397), (11, 11270), (14, 8855), (22, 5635), (23, 5390), (35, 3542), (46, 2695), (49, 2530), (55, 2254), (70, 1771), (77, 1610), (98, 1265), (110, 1127), (115, 1078), (154, 805), (161, 770), (230, 539), (245, 506), (253, 490), (322, 385)]