1344100880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{390727}}^1$

素因数の和:390783

約数の個数: 40

約数和(自身を含む): 3197717952

約数和(自身を除く): 1853617072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 390727, 781454, 1562908, 1953635, 3125816, 3907270, 6251632, 7814540, 15629080, 16801261, 31258160, 33602522, 67205044, 84006305, 134410088, 168012610, 268820176, 336025220, 672050440, 1344100880]

約数ペア:

[(1, 1344100880), (2, 672050440), (4, 336025220), (5, 268820176), (8, 168012610), (10, 134410088), (16, 84006305), (20, 67205044), (40, 33602522), (43, 31258160), (80, 16801261), (86, 15629080), (172, 7814540), (215, 6251632), (344, 3907270), (430, 3125816), (688, 1953635), (860, 1562908), (1720, 781454), (3440, 390727)]