20247480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5113}}^1$

素因数の和:5141

約数の個数: 96

約数和(自身を含む): 71800560

約数和(自身を除く): 51553080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 5113, 10226, 15339, 20452, 25565, 30678, 40904, 46017, 51130, 56243, 61356, 76695, 92034, 102260, 112486, 122712, 153390, 168729, 184068, 204520, 224972, 230085, 281215, 306780, 337458, 368136, 449944, 460170, 506187, 562430, 613560, 674916, 843645, 920340, 1012374, 1124860, 1349832, 1687290, 1840680, 2024748, 2249720, 2530935, 3374580, 4049496, 5061870, 6749160, 10123740, 20247480]

約数ペア:

[(1, 20247480), (2, 10123740), (3, 6749160), (4, 5061870), (5, 4049496), (6, 3374580), (8, 2530935), (9, 2249720), (10, 2024748), (11, 1840680), (12, 1687290), (15, 1349832), (18, 1124860), (20, 1012374), (22, 920340), (24, 843645), (30, 674916), (33, 613560), (36, 562430), (40, 506187), (44, 460170), (45, 449944), (55, 368136), (60, 337458), (66, 306780), (72, 281215), (88, 230085), (90, 224972), (99, 204520), (110, 184068), (120, 168729), (132, 153390), (165, 122712), (180, 112486), (198, 102260), (220, 92034), (264, 76695), (330, 61356), (360, 56243), (396, 51130), (440, 46017), (495, 40904), (660, 30678), (792, 25565), (990, 20452), (1320, 15339), (1980, 10226), (3960, 5113)]