2108507680

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1106

約数の個数: 96

約数和(自身を含む): 5067619200

約数和(自身を除く): 2959111520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 139, 160, 226, 278, 452, 556, 565, 695, 839, 904, 1112, 1130, 1390, 1678, 1808, 2224, 2260, 2780, 3356, 3616, 4195, 4448, 4520, 5560, 6712, 8390, 9040, 11120, 13424, 15707, 16780, 18080, 22240, 26848, 31414, 33560, 62828, 67120, 78535, 94807, 116621, 125656, 134240, 157070, 189614, 233242, 251312, 314140, 379228, 466484, 474035, 502624, 583105, 628280, 758456, 932968, 948070, 1166210, 1256560, 1516912, 1865936, 1896140, 2332420, 2513120, 3033824, 3731872, 3792280, 4664840, 7584560, 9329680, 13178173, 15169120, 18659360, 26356346, 52712692, 65890865, 105425384, 131781730, 210850768, 263563460, 421701536, 527126920, 1054253840, 2108507680]

約数ペア:

[(1, 2108507680), (2, 1054253840), (4, 527126920), (5, 421701536), (8, 263563460), (10, 210850768), (16, 131781730), (20, 105425384), (32, 65890865), (40, 52712692), (80, 26356346), (113, 18659360), (139, 15169120), (160, 13178173), (226, 9329680), (278, 7584560), (452, 4664840), (556, 3792280), (565, 3731872), (695, 3033824), (839, 2513120), (904, 2332420), (1112, 1896140), (1130, 1865936), (1390, 1516912), (1678, 1256560), (1808, 1166210), (2224, 948070), (2260, 932968), (2780, 758456), (3356, 628280), (3616, 583105), (4195, 502624), (4448, 474035), (4520, 466484), (5560, 379228), (6712, 314140), (8390, 251312), (9040, 233242), (11120, 189614), (13424, 157070), (15707, 134240), (16780, 125656), (18080, 116621), (22240, 94807), (26848, 78535), (31414, 67120), (33560, 62828)]