1379068460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{81409}}^1$

素因数の和:81447

約数の個数: 72

約数和(自身を含む): 3638050080

約数和(自身を除く): 2258981620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 81409, 162818, 325636, 407045, 569863, 814090, 895499, 1139726, 1628180, 1790998, 2279452, 2849315, 3581996, 4477495, 5698630, 6268493, 8954990, 9850489, 11397260, 12536986, 17909980, 19700978, 25073972, 31342465, 39401956, 49252445, 62684930, 68953423, 98504890, 125369860, 137906846, 197009780, 275813692, 344767115, 689534230, 1379068460]

約数ペア:

[(1, 1379068460), (2, 689534230), (4, 344767115), (5, 275813692), (7, 197009780), (10, 137906846), (11, 125369860), (14, 98504890), (20, 68953423), (22, 62684930), (28, 49252445), (35, 39401956), (44, 31342465), (55, 25073972), (70, 19700978), (77, 17909980), (110, 12536986), (121, 11397260), (140, 9850489), (154, 8954990), (220, 6268493), (242, 5698630), (308, 4477495), (385, 3581996), (484, 2849315), (605, 2279452), (770, 1790998), (847, 1628180), (1210, 1139726), (1540, 895499), (1694, 814090), (2420, 569863), (3388, 407045), (4235, 325636), (8470, 162818), (16940, 81409)]