84791420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16369}}^1$

素因数の和:16422

約数の個数: 48

約数和(自身を含む): 209012160

約数和(自身を除く): 124220740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 16369, 32738, 65476, 81845, 114583, 163690, 229166, 327380, 458332, 572915, 605653, 1145830, 1211306, 2291660, 2422612, 3028265, 4239571, 6056530, 8479142, 12113060, 16958284, 21197855, 42395710, 84791420]

約数ペア:

[(1, 84791420), (2, 42395710), (4, 21197855), (5, 16958284), (7, 12113060), (10, 8479142), (14, 6056530), (20, 4239571), (28, 3028265), (35, 2422612), (37, 2291660), (70, 1211306), (74, 1145830), (140, 605653), (148, 572915), (185, 458332), (259, 327380), (370, 229166), (518, 163690), (740, 114583), (1036, 81845), (1295, 65476), (2590, 32738), (5180, 16369)]