2021840990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{8147}}^1$

素因数の和:8273

約数の個数: 64

約数和(自身を含む): 4139444736

約数和(自身を除く): 2117603746

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 83, 115, 130, 166, 230, 299, 415, 598, 830, 1079, 1495, 1909, 2158, 2990, 3818, 5395, 8147, 9545, 10790, 16294, 19090, 24817, 40735, 49634, 81470, 105911, 124085, 187381, 211822, 248170, 374762, 529555, 676201, 936905, 1059110, 1352402, 1873810, 2435953, 3381005, 4871906, 6762010, 8790613, 12179765, 15552623, 17581226, 24359530, 31105246, 43953065, 77763115, 87906130, 155526230, 202184099, 404368198, 1010920495, 2021840990]

約数ペア:

[(1, 2021840990), (2, 1010920495), (5, 404368198), (10, 202184099), (13, 155526230), (23, 87906130), (26, 77763115), (46, 43953065), (65, 31105246), (83, 24359530), (115, 17581226), (130, 15552623), (166, 12179765), (230, 8790613), (299, 6762010), (415, 4871906), (598, 3381005), (830, 2435953), (1079, 1873810), (1495, 1352402), (1909, 1059110), (2158, 936905), (2990, 676201), (3818, 529555), (5395, 374762), (8147, 248170), (9545, 211822), (10790, 187381), (16294, 124085), (19090, 105911), (24817, 81470), (40735, 49634)]