2007192080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{9721}}^1$

素因数の和:9852

約数の個数: 80

約数和(自身を含む): 4882388400

約数和(自身を除く): 2875196320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 89, 116, 145, 178, 232, 290, 356, 445, 464, 580, 712, 890, 1160, 1424, 1780, 2320, 2581, 3560, 5162, 7120, 9721, 10324, 12905, 19442, 20648, 25810, 38884, 41296, 48605, 51620, 77768, 97210, 103240, 155536, 194420, 206480, 281909, 388840, 563818, 777680, 865169, 1127636, 1409545, 1730338, 2255272, 2819090, 3460676, 4325845, 4510544, 5638180, 6921352, 8651690, 11276360, 13842704, 17303380, 22552720, 25089901, 34606760, 50179802, 69213520, 100359604, 125449505, 200719208, 250899010, 401438416, 501798020, 1003596040, 2007192080]

約数ペア:

[(1, 2007192080), (2, 1003596040), (4, 501798020), (5, 401438416), (8, 250899010), (10, 200719208), (16, 125449505), (20, 100359604), (29, 69213520), (40, 50179802), (58, 34606760), (80, 25089901), (89, 22552720), (116, 17303380), (145, 13842704), (178, 11276360), (232, 8651690), (290, 6921352), (356, 5638180), (445, 4510544), (464, 4325845), (580, 3460676), (712, 2819090), (890, 2255272), (1160, 1730338), (1424, 1409545), (1780, 1127636), (2320, 865169), (2581, 777680), (3560, 563818), (5162, 388840), (7120, 281909), (9721, 206480), (10324, 194420), (12905, 155536), (19442, 103240), (20648, 97210), (25810, 77768), (38884, 51620), (41296, 48605)]