138022280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{28517}}^1$

素因数の和:28550

約数の個数: 48

約数和(自身を含む): 341360460

約数和(自身を除く): 203338180

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 28517, 57034, 114068, 142585, 228136, 285170, 313687, 570340, 627374, 1140680, 1254748, 1568435, 2509496, 3136870, 3450557, 6273740, 6901114, 12547480, 13802228, 17252785, 27604456, 34505570, 69011140, 138022280]

約数ペア:

[(1, 138022280), (2, 69011140), (4, 34505570), (5, 27604456), (8, 17252785), (10, 13802228), (11, 12547480), (20, 6901114), (22, 6273740), (40, 3450557), (44, 3136870), (55, 2509496), (88, 1568435), (110, 1254748), (121, 1140680), (220, 627374), (242, 570340), (440, 313687), (484, 285170), (605, 228136), (968, 142585), (1210, 114068), (2420, 57034), (4840, 28517)]