20120656530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1\times {\mathrm{37907}}^1$

素因数の和:39291

約数の個数: 64

約数和(自身を含む): 52043741568

約数和(自身を除く): 31923085038

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1361, 2722, 4083, 6805, 8166, 13610, 17693, 20415, 35386, 37907, 40830, 53079, 75814, 88465, 106158, 113721, 176930, 189535, 227442, 265395, 379070, 492791, 530790, 568605, 985582, 1137210, 1478373, 2463955, 2956746, 4927910, 7391865, 14783730, 51591427, 103182854, 154774281, 257957135, 309548562, 515914270, 670688551, 773871405, 1341377102, 1547742810, 2012065653, 3353442755, 4024131306, 6706885510, 10060328265, 20120656530]

約数ペア:

[(1, 20120656530), (2, 10060328265), (3, 6706885510), (5, 4024131306), (6, 3353442755), (10, 2012065653), (13, 1547742810), (15, 1341377102), (26, 773871405), (30, 670688551), (39, 515914270), (65, 309548562), (78, 257957135), (130, 154774281), (195, 103182854), (390, 51591427), (1361, 14783730), (2722, 7391865), (4083, 4927910), (6805, 2956746), (8166, 2463955), (13610, 1478373), (17693, 1137210), (20415, 985582), (35386, 568605), (37907, 530790), (40830, 492791), (53079, 379070), (75814, 265395), (88465, 227442), (106158, 189535), (113721, 176930)]