19462449920

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{3137}}^1$

素因数の和:3326

約数の個数: 144

約数和(自身を含む): 48259477728

約数和(自身を除く): 28797027808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 131, 148, 160, 185, 256, 262, 296, 320, 370, 524, 592, 640, 655, 740, 1048, 1184, 1280, 1310, 1480, 2096, 2368, 2620, 2960, 3137, 4192, 4736, 4847, 5240, 5920, 6274, 8384, 9472, 9694, 10480, 11840, 12548, 15685, 16768, 19388, 20960, 23680, 24235, 25096, 31370, 33536, 38776, 41920, 47360, 48470, 50192, 62740, 77552, 83840, 96940, 100384, 116069, 125480, 155104, 167680, 193880, 200768, 232138, 250960, 310208, 387760, 401536, 410947, 464276, 501920, 580345, 620416, 775520, 803072, 821894, 928552, 1003840, 1160690, 1240832, 1551040, 1643788, 1857104, 2007680, 2054735, 2321380, 3102080, 3287576, 3714208, 4015360, 4109470, 4642760, 6204160, 6575152, 7428416, 8218940, 9285520, 13150304, 14856832, 15205039, 16437880, 18571040, 26300608, 29713664, 30410078, 32875760, 37142080, 52601216, 60820156, 65751520, 74284160, 76025195, 105202432, 121640312, 131503040, 148568320, 152050390, 243280624, 263006080, 304100780, 486561248, 526012160, 608201560, 973122496, 1216403120, 1946244992, 2432806240, 3892489984, 4865612480, 9731224960, 19462449920]

約数ペア:

[(1, 19462449920), (2, 9731224960), (4, 4865612480), (5, 3892489984), (8, 2432806240), (10, 1946244992), (16, 1216403120), (20, 973122496), (32, 608201560), (37, 526012160), (40, 486561248), (64, 304100780), (74, 263006080), (80, 243280624), (128, 152050390), (131, 148568320), (148, 131503040), (160, 121640312), (185, 105202432), (256, 76025195), (262, 74284160), (296, 65751520), (320, 60820156), (370, 52601216), (524, 37142080), (592, 32875760), (640, 30410078), (655, 29713664), (740, 26300608), (1048, 18571040), (1184, 16437880), (1280, 15205039), (1310, 14856832), (1480, 13150304), (2096, 9285520), (2368, 8218940), (2620, 7428416), (2960, 6575152), (3137, 6204160), (4192, 4642760), (4736, 4109470), (4847, 4015360), (5240, 3714208), (5920, 3287576), (6274, 3102080), (8384, 2321380), (9472, 2054735), (9694, 2007680), (10480, 1857104), (11840, 1643788), (12548, 1551040), (15685, 1240832), (16768, 1160690), (19388, 1003840), (20960, 928552), (23680, 821894), (24235, 803072), (25096, 775520), (31370, 620416), (33536, 580345), (38776, 501920), (41920, 464276), (47360, 410947), (48470, 401536), (50192, 387760), (62740, 310208), (77552, 250960), (83840, 232138), (96940, 200768), (100384, 193880), (116069, 167680), (125480, 155104)]