297887480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61547}}^1$

素因数の和:61580

約数の個数: 48

約数和(自身を含む): 736729560

約数和(自身を除く): 438842080

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, 61547, 123094, 246188, 307735, 492376, 615470, 677017, 1230940, 1354034, 2461880, 2708068, 3385085, 5416136, 6770170, 7447187, 13540340, 14894374, 27080680, 29788748, 37235935, 59577496, 74471870, 148943740, 297887480]

約数ペア:

[(1, 297887480), (2, 148943740), (4, 74471870), (5, 59577496), (8, 37235935), (10, 29788748), (11, 27080680), (20, 14894374), (22, 13540340), (40, 7447187), (44, 6770170), (55, 5416136), (88, 3385085), (110, 2708068), (121, 2461880), (220, 1354034), (242, 1230940), (440, 677017), (484, 615470), (605, 492376), (968, 307735), (1210, 246188), (2420, 123094), (4840, 61547)]