20194253120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{43313}}^1$

素因数の和:43408

約数の個数: 112

約数和(自身を含む): 50696091648

約数和(自身を除く): 30501838528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 155, 160, 188, 235, 248, 310, 320, 376, 470, 496, 620, 752, 940, 992, 1240, 1457, 1504, 1880, 1984, 2480, 2914, 3008, 3760, 4960, 5828, 7285, 7520, 9920, 11656, 14570, 15040, 23312, 29140, 43313, 46624, 58280, 86626, 93248, 116560, 173252, 216565, 233120, 346504, 433130, 466240, 693008, 866260, 1342703, 1386016, 1732520, 2035711, 2685406, 2772032, 3465040, 4071422, 5370812, 6713515, 6930080, 8142844, 10178555, 10741624, 13427030, 13860160, 16285688, 20357110, 21483248, 26854060, 32571376, 40714220, 42966496, 53708120, 63107041, 65142752, 81428440, 85932992, 107416240, 126214082, 130285504, 162856880, 214832480, 252428164, 315535205, 325713760, 429664960, 504856328, 631070410, 651427520, 1009712656, 1262140820, 2019425312, 2524281640, 4038850624, 5048563280, 10097126560, 20194253120]

約数ペア:

[(1, 20194253120), (2, 10097126560), (4, 5048563280), (5, 4038850624), (8, 2524281640), (10, 2019425312), (16, 1262140820), (20, 1009712656), (31, 651427520), (32, 631070410), (40, 504856328), (47, 429664960), (62, 325713760), (64, 315535205), (80, 252428164), (94, 214832480), (124, 162856880), (155, 130285504), (160, 126214082), (188, 107416240), (235, 85932992), (248, 81428440), (310, 65142752), (320, 63107041), (376, 53708120), (470, 42966496), (496, 40714220), (620, 32571376), (752, 26854060), (940, 21483248), (992, 20357110), (1240, 16285688), (1457, 13860160), (1504, 13427030), (1880, 10741624), (1984, 10178555), (2480, 8142844), (2914, 6930080), (3008, 6713515), (3760, 5370812), (4960, 4071422), (5828, 3465040), (7285, 2772032), (7520, 2685406), (9920, 2035711), (11656, 1732520), (14570, 1386016), (15040, 1342703), (23312, 866260), (29140, 693008), (43313, 466240), (46624, 433130), (58280, 346504), (86626, 233120), (93248, 216565), (116560, 173252)]