2678553920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19603}}^1$

素因数の和:19688

約数の個数: 112

約数和(自身を含む): 7409371008

約数和(自身を除く): 4730817088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 560, 610, 854, 976, 1120, 1220, 1708, 1952, 2135, 2240, 2440, 3416, 3904, 4270, 4880, 6832, 8540, 9760, 13664, 17080, 19520, 19603, 27328, 34160, 39206, 68320, 78412, 98015, 136640, 137221, 156824, 196030, 274442, 313648, 392060, 548884, 627296, 686105, 784120, 1097768, 1195783, 1254592, 1372210, 1568240, 2195536, 2391566, 2744420, 3136480, 4391072, 4783132, 5488840, 5978915, 6272960, 8370481, 8782144, 9566264, 10977680, 11957830, 16740962, 19132528, 21955360, 23915660, 33481924, 38265056, 41852405, 43910720, 47831320, 66963848, 76530112, 83704810, 95662640, 133927696, 167409620, 191325280, 267855392, 334819240, 382650560, 535710784, 669638480, 1339276960, 2678553920]

約数ペア:

[(1, 2678553920), (2, 1339276960), (4, 669638480), (5, 535710784), (7, 382650560), (8, 334819240), (10, 267855392), (14, 191325280), (16, 167409620), (20, 133927696), (28, 95662640), (32, 83704810), (35, 76530112), (40, 66963848), (56, 47831320), (61, 43910720), (64, 41852405), (70, 38265056), (80, 33481924), (112, 23915660), (122, 21955360), (140, 19132528), (160, 16740962), (224, 11957830), (244, 10977680), (280, 9566264), (305, 8782144), (320, 8370481), (427, 6272960), (448, 5978915), (488, 5488840), (560, 4783132), (610, 4391072), (854, 3136480), (976, 2744420), (1120, 2391566), (1220, 2195536), (1708, 1568240), (1952, 1372210), (2135, 1254592), (2240, 1195783), (2440, 1097768), (3416, 784120), (3904, 686105), (4270, 627296), (4880, 548884), (6832, 392060), (8540, 313648), (9760, 274442), (13664, 196030), (17080, 156824), (19520, 137221), (19603, 136640), (27328, 98015), (34160, 78412), (39206, 68320)]