20127500830

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{397541}}^1$

素因数の和:397692

約数の個数: 32

約数和(自身を含む): 37267177248

約数和(自身を除く): 17139676418

約数列:

[1, 2, 5, 10, 61, 83, 122, 166, 305, 415, 610, 830, 5063, 10126, 25315, 50630, 397541, 795082, 1987705, 3975410, 24250001, 32995903, 48500002, 65991806, 121250005, 164979515, 242500010, 329959030, 2012750083, 4025500166, 10063750415, 20127500830]

約数ペア:

[(1, 20127500830), (2, 10063750415), (5, 4025500166), (10, 2012750083), (61, 329959030), (83, 242500010), (122, 164979515), (166, 121250005), (305, 65991806), (415, 48500002), (610, 32995903), (830, 24250001), (5063, 3975410), (10126, 1987705), (25315, 795082), (50630, 397541)]