12525040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 32605056

約数和(自身を除く): 20080016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 331, 344, 430, 440, 473, 662, 688, 860, 880, 946, 1324, 1655, 1720, 1892, 2365, 2648, 3310, 3440, 3641, 3784, 4730, 5296, 6620, 7282, 7568, 9460, 13240, 14233, 14564, 18205, 18920, 26480, 28466, 29128, 36410, 37840, 56932, 58256, 71165, 72820, 113864, 142330, 145640, 156563, 227728, 284660, 291280, 313126, 569320, 626252, 782815, 1138640, 1252504, 1565630, 2505008, 3131260, 6262520, 12525040]

約数ペア:

[(1, 12525040), (2, 6262520), (4, 3131260), (5, 2505008), (8, 1565630), (10, 1252504), (11, 1138640), (16, 782815), (20, 626252), (22, 569320), (40, 313126), (43, 291280), (44, 284660), (55, 227728), (80, 156563), (86, 145640), (88, 142330), (110, 113864), (172, 72820), (176, 71165), (215, 58256), (220, 56932), (331, 37840), (344, 36410), (430, 29128), (440, 28466), (473, 26480), (662, 18920), (688, 18205), (860, 14564), (880, 14233), (946, 13240), (1324, 9460), (1655, 7568), (1720, 7282), (1892, 6620), (2365, 5296), (2648, 4730), (3310, 3784), (3440, 3641)]