13239238460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{27073}}^1$

素因数の和:27595

約数の個数: 72

約数和(自身を含む): 32407578000

約数和(自身を除く): 19168339540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 499, 980, 998, 1996, 2495, 3493, 4990, 6986, 9980, 13972, 17465, 24451, 27073, 34930, 48902, 54146, 69860, 97804, 108292, 122255, 135365, 189511, 244510, 270730, 379022, 489020, 541460, 758044, 947555, 1326577, 1895110, 2653154, 3790220, 5306308, 6632885, 13265770, 13509427, 26531540, 27018854, 54037708, 67547135, 94565989, 135094270, 189131978, 270188540, 378263956, 472829945, 661961923, 945659890, 1323923846, 1891319780, 2647847692, 3309809615, 6619619230, 13239238460]

約数ペア:

[(1, 13239238460), (2, 6619619230), (4, 3309809615), (5, 2647847692), (7, 1891319780), (10, 1323923846), (14, 945659890), (20, 661961923), (28, 472829945), (35, 378263956), (49, 270188540), (70, 189131978), (98, 135094270), (140, 94565989), (196, 67547135), (245, 54037708), (490, 27018854), (499, 26531540), (980, 13509427), (998, 13265770), (1996, 6632885), (2495, 5306308), (3493, 3790220), (4990, 2653154), (6986, 1895110), (9980, 1326577), (13972, 947555), (17465, 758044), (24451, 541460), (27073, 489020), (34930, 379022), (48902, 270730), (54146, 244510), (69860, 189511), (97804, 135365), (108292, 122255)]