20507850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1381}}^1$

素因数の和:1413

約数の個数: 96

約数和(自身を含む): 61692480

約数和(自身を除く): 41184630

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 90, 99, 110, 135, 150, 165, 198, 225, 270, 275, 297, 330, 450, 495, 550, 594, 675, 825, 990, 1350, 1381, 1485, 1650, 2475, 2762, 2970, 4143, 4950, 6905, 7425, 8286, 12429, 13810, 14850, 15191, 20715, 24858, 30382, 34525, 37287, 41430, 45573, 62145, 69050, 74574, 75955, 91146, 103575, 124290, 136719, 151910, 186435, 207150, 227865, 273438, 310725, 372870, 379775, 410157, 455730, 621450, 683595, 759550, 820314, 932175, 1139325, 1367190, 1864350, 2050785, 2278650, 3417975, 4101570, 6835950, 10253925, 20507850]

約数ペア:

[(1, 20507850), (2, 10253925), (3, 6835950), (5, 4101570), (6, 3417975), (9, 2278650), (10, 2050785), (11, 1864350), (15, 1367190), (18, 1139325), (22, 932175), (25, 820314), (27, 759550), (30, 683595), (33, 621450), (45, 455730), (50, 410157), (54, 379775), (55, 372870), (66, 310725), (75, 273438), (90, 227865), (99, 207150), (110, 186435), (135, 151910), (150, 136719), (165, 124290), (198, 103575), (225, 91146), (270, 75955), (275, 74574), (297, 69050), (330, 62145), (450, 45573), (495, 41430), (550, 37287), (594, 34525), (675, 30382), (825, 24858), (990, 20715), (1350, 15191), (1381, 14850), (1485, 13810), (1650, 12429), (2475, 8286), (2762, 7425), (2970, 6905), (4143, 4950)]