1357840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1543}}^1$

素因数の和:1567

約数の個数: 40

約数和(自身を含む): 3446208

約数和(自身を除く): 2088368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1543, 3086, 6172, 7715, 12344, 15430, 16973, 24688, 30860, 33946, 61720, 67892, 84865, 123440, 135784, 169730, 271568, 339460, 678920, 1357840]

約数ペア:

[(1, 1357840), (2, 678920), (4, 339460), (5, 271568), (8, 169730), (10, 135784), (11, 123440), (16, 84865), (20, 67892), (22, 61720), (40, 33946), (44, 30860), (55, 24688), (80, 16973), (88, 15430), (110, 12344), (176, 7715), (220, 6172), (440, 3086), (880, 1543)]