2245996940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{275921}}^1$

素因数の和:275978

約数の個数: 48

約数和(自身を含む): 5284458144

約数和(自身を除く): 3038461204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 275921, 551842, 1103684, 1379605, 2759210, 3035131, 5518420, 6070262, 10209077, 12140524, 15175655, 20418154, 30351310, 40836308, 51045385, 60702620, 102090770, 112299847, 204181540, 224599694, 449199388, 561499235, 1122998470, 2245996940]

約数ペア:

[(1, 2245996940), (2, 1122998470), (4, 561499235), (5, 449199388), (10, 224599694), (11, 204181540), (20, 112299847), (22, 102090770), (37, 60702620), (44, 51045385), (55, 40836308), (74, 30351310), (110, 20418154), (148, 15175655), (185, 12140524), (220, 10209077), (370, 6070262), (407, 5518420), (740, 3035131), (814, 2759210), (1628, 1379605), (2035, 1103684), (4070, 551842), (8140, 275921)]