266773540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{110237}}^1$

素因数の和:110268

約数の個数: 36

約数和(自身を含む): 615789468

約数和(自身を除く): 349015928

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 110237, 220474, 440948, 551185, 1102370, 1212607, 2204740, 2425214, 4850428, 6063035, 12126070, 13338677, 24252140, 26677354, 53354708, 66693385, 133386770, 266773540]

約数ペア:

[(1, 266773540), (2, 133386770), (4, 66693385), (5, 53354708), (10, 26677354), (11, 24252140), (20, 13338677), (22, 12126070), (44, 6063035), (55, 4850428), (110, 2425214), (121, 2204740), (220, 1212607), (242, 1102370), (484, 551185), (605, 440948), (1210, 220474), (2420, 110237)]