18861053677760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{20000269}}^1$

素因数の和:20000714

約数の個数: 112

約数和(自身を含む): 51450934578240

約数和(自身を除く): 32589880900480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 421, 448, 560, 842, 1120, 1684, 2105, 2240, 2947, 3368, 4210, 5894, 6736, 8420, 11788, 13472, 14735, 16840, 23576, 26944, 29470, 33680, 47152, 58940, 67360, 94304, 117880, 134720, 188608, 235760, 471520, 943040, 20000269, 40000538, 80001076, 100001345, 140001883, 160002152, 200002690, 280003766, 320004304, 400005380, 560007532, 640008608, 700009415, 800010760, 1120015064, 1280017216, 1400018830, 1600021520, 2240030128, 2800037660, 3200043040, 4480060256, 5600075320, 6400086080, 8420113249, 8960120512, 11200150640, 16840226498, 22400301280, 33680452996, 42100566245, 44800602560, 58940792743, 67360905992, 84201132490, 117881585486, 134721811984, 168402264980, 235763170972, 269443623968, 294703963715, 336804529960, 471526341944, 538887247936, 589407927430, 673609059920, 943052683888, 1178815854860, 1347218119840, 1886105367776, 2357631709720, 2694436239680, 3772210735552, 4715263419440, 9430526838880, 18861053677760]

約数ペア:

[(1, 18861053677760), (2, 9430526838880), (4, 4715263419440), (5, 3772210735552), (7, 2694436239680), (8, 2357631709720), (10, 1886105367776), (14, 1347218119840), (16, 1178815854860), (20, 943052683888), (28, 673609059920), (32, 589407927430), (35, 538887247936), (40, 471526341944), (56, 336804529960), (64, 294703963715), (70, 269443623968), (80, 235763170972), (112, 168402264980), (140, 134721811984), (160, 117881585486), (224, 84201132490), (280, 67360905992), (320, 58940792743), (421, 44800602560), (448, 42100566245), (560, 33680452996), (842, 22400301280), (1120, 16840226498), (1684, 11200150640), (2105, 8960120512), (2240, 8420113249), (2947, 6400086080), (3368, 5600075320), (4210, 4480060256), (5894, 3200043040), (6736, 2800037660), (8420, 2240030128), (11788, 1600021520), (13472, 1400018830), (14735, 1280017216), (16840, 1120015064), (23576, 800010760), (26944, 700009415), (29470, 640008608), (33680, 560007532), (47152, 400005380), (58940, 320004304), (67360, 280003766), (94304, 200002690), (117880, 160002152), (134720, 140001883), (188608, 100001345), (235760, 80001076), (471520, 40000538), (943040, 20000269)]