1201970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 2757888

約数和(自身を除く): 1555918

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 223, 245, 385, 446, 490, 539, 770, 1078, 1115, 1561, 2230, 2453, 2695, 3122, 4906, 5390, 7805, 10927, 12265, 15610, 17171, 21854, 24530, 34342, 54635, 85855, 109270, 120197, 171710, 240394, 600985, 1201970]

約数ペア:

[(1, 1201970), (2, 600985), (5, 240394), (7, 171710), (10, 120197), (11, 109270), (14, 85855), (22, 54635), (35, 34342), (49, 24530), (55, 21854), (70, 17171), (77, 15610), (98, 12265), (110, 10927), (154, 7805), (223, 5390), (245, 4906), (385, 3122), (446, 2695), (490, 2453), (539, 2230), (770, 1561), (1078, 1115)]