127457540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{3217}}^1$

素因数の和:3516

約数の個数: 48

約数和(自身を含む): 307074432

約数和(自身を除く): 179616892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1981, 2830, 3217, 3962, 5660, 6434, 7924, 9905, 12868, 16085, 19810, 22519, 32170, 39620, 45038, 64340, 90076, 112595, 225190, 450380, 910411, 1820822, 3641644, 4552055, 6372877, 9104110, 12745754, 18208220, 25491508, 31864385, 63728770, 127457540]

約数ペア:

[(1, 127457540), (2, 63728770), (4, 31864385), (5, 25491508), (7, 18208220), (10, 12745754), (14, 9104110), (20, 6372877), (28, 4552055), (35, 3641644), (70, 1820822), (140, 910411), (283, 450380), (566, 225190), (1132, 112595), (1415, 90076), (1981, 64340), (2830, 45038), (3217, 39620), (3962, 32170), (5660, 22519), (6434, 19810), (7924, 16085), (9905, 12868)]