2086480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2371}}^1$

素因数の和:2395

約数の個数: 40

約数和(自身を含む): 5294304

約数和(自身を除く): 3207824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2371, 4742, 9484, 11855, 18968, 23710, 26081, 37936, 47420, 52162, 94840, 104324, 130405, 189680, 208648, 260810, 417296, 521620, 1043240, 2086480]

約数ペア:

[(1, 2086480), (2, 1043240), (4, 521620), (5, 417296), (8, 260810), (10, 208648), (11, 189680), (16, 130405), (20, 104324), (22, 94840), (40, 52162), (44, 47420), (55, 37936), (80, 26081), (88, 23710), (110, 18968), (176, 11855), (220, 9484), (440, 4742), (880, 2371)]