82838140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53791}}^1$

素因数の和:53818

約数の個数: 48

約数和(自身を含む): 216889344

約数和(自身を除く): 134051204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 53791, 107582, 215164, 268955, 376537, 537910, 591701, 753074, 1075820, 1183402, 1506148, 1882685, 2366804, 2958505, 3765370, 4141907, 5917010, 7530740, 8283814, 11834020, 16567628, 20709535, 41419070, 82838140]

約数ペア:

[(1, 82838140), (2, 41419070), (4, 20709535), (5, 16567628), (7, 11834020), (10, 8283814), (11, 7530740), (14, 5917010), (20, 4141907), (22, 3765370), (28, 2958505), (35, 2366804), (44, 1882685), (55, 1506148), (70, 1183402), (77, 1075820), (110, 753074), (140, 591701), (154, 537910), (220, 376537), (308, 268955), (385, 215164), (770, 107582), (1540, 53791)]