2513120

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 6032880

約数和(自身を除く): 3519760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 139, 160, 226, 278, 452, 556, 565, 695, 904, 1112, 1130, 1390, 1808, 2224, 2260, 2780, 3616, 4448, 4520, 5560, 9040, 11120, 15707, 18080, 22240, 31414, 62828, 78535, 125656, 157070, 251312, 314140, 502624, 628280, 1256560, 2513120]

約数ペア:

[(1, 2513120), (2, 1256560), (4, 628280), (5, 502624), (8, 314140), (10, 251312), (16, 157070), (20, 125656), (32, 78535), (40, 62828), (80, 31414), (113, 22240), (139, 18080), (160, 15707), (226, 11120), (278, 9040), (452, 5560), (556, 4520), (565, 4448), (695, 3616), (904, 2780), (1112, 2260), (1130, 2224), (1390, 1808)]