20754367040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{346831}}^1$

素因数の和:346876

約数の個数: 112

約数和(自身を含む): 57085772544

約数和(自身を除く): 36331405504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 680, 704, 748, 880, 935, 1088, 1360, 1496, 1760, 1870, 2720, 2992, 3520, 3740, 5440, 5984, 7480, 11968, 14960, 29920, 59840, 346831, 693662, 1387324, 1734155, 2774648, 3468310, 3815141, 5549296, 5896127, 6936620, 7630282, 11098592, 11792254, 13873240, 15260564, 19075705, 22197184, 23584508, 27746480, 29480635, 30521128, 38151410, 47169016, 55492960, 58961270, 61042256, 64857397, 76302820, 94338032, 110985920, 117922540, 122084512, 129714794, 152605640, 188676064, 235845080, 244169024, 259429588, 305211280, 324286985, 377352128, 471690160, 518859176, 610422560, 648573970, 943380320, 1037718352, 1220845120, 1297147940, 1886760640, 2075436704, 2594295880, 4150873408, 5188591760, 10377183520, 20754367040]

約数ペア:

[(1, 20754367040), (2, 10377183520), (4, 5188591760), (5, 4150873408), (8, 2594295880), (10, 2075436704), (11, 1886760640), (16, 1297147940), (17, 1220845120), (20, 1037718352), (22, 943380320), (32, 648573970), (34, 610422560), (40, 518859176), (44, 471690160), (55, 377352128), (64, 324286985), (68, 305211280), (80, 259429588), (85, 244169024), (88, 235845080), (110, 188676064), (136, 152605640), (160, 129714794), (170, 122084512), (176, 117922540), (187, 110985920), (220, 94338032), (272, 76302820), (320, 64857397), (340, 61042256), (352, 58961270), (374, 55492960), (440, 47169016), (544, 38151410), (680, 30521128), (704, 29480635), (748, 27746480), (880, 23584508), (935, 22197184), (1088, 19075705), (1360, 15260564), (1496, 13873240), (1760, 11792254), (1870, 11098592), (2720, 7630282), (2992, 6936620), (3520, 5896127), (3740, 5549296), (5440, 3815141), (5984, 3468310), (7480, 2774648), (11968, 1734155), (14960, 1387324), (29920, 693662), (59840, 346831)]