20246579640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2678119}}^1$

素因数の和:2678146

約数の個数: 128

約数和(自身を含む): 77129856000

約数和(自身を除く): 56883276360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 2678119, 5356238, 8034357, 10712476, 13390595, 16068714, 18746833, 21424952, 24103071, 26781190, 32137428, 37493666, 40171785, 48206142, 53562380, 56240499, 64274856, 72309213, 74987332, 80343570, 93734165, 96412284, 107124760, 112480998, 120515355, 144618426, 149974664, 160687140, 168721497, 187468330, 192824568, 224961996, 241030710, 281202495, 289236852, 321374280, 337442994, 361546065, 374936660, 449923992, 482061420, 506164491, 562404990, 578473704, 674885988, 723092130, 749873320, 843607485, 964122840, 1012328982, 1124809980, 1349771976, 1446184260, 1687214970, 2024657964, 2249619960, 2530822455, 2892368520, 3374429940, 4049315928, 5061644910, 6748859880, 10123289820, 20246579640]

約数ペア:

[(1, 20246579640), (2, 10123289820), (3, 6748859880), (4, 5061644910), (5, 4049315928), (6, 3374429940), (7, 2892368520), (8, 2530822455), (9, 2249619960), (10, 2024657964), (12, 1687214970), (14, 1446184260), (15, 1349771976), (18, 1124809980), (20, 1012328982), (21, 964122840), (24, 843607485), (27, 749873320), (28, 723092130), (30, 674885988), (35, 578473704), (36, 562404990), (40, 506164491), (42, 482061420), (45, 449923992), (54, 374936660), (56, 361546065), (60, 337442994), (63, 321374280), (70, 289236852), (72, 281202495), (84, 241030710), (90, 224961996), (105, 192824568), (108, 187468330), (120, 168721497), (126, 160687140), (135, 149974664), (140, 144618426), (168, 120515355), (180, 112480998), (189, 107124760), (210, 96412284), (216, 93734165), (252, 80343570), (270, 74987332), (280, 72309213), (315, 64274856), (360, 56240499), (378, 53562380), (420, 48206142), (504, 40171785), (540, 37493666), (630, 32137428), (756, 26781190), (840, 24103071), (945, 21424952), (1080, 18746833), (1260, 16068714), (1512, 13390595), (1890, 10712476), (2520, 8034357), (3780, 5356238), (7560, 2678119)]