28111070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{599}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 57607200

約数和(自身を除く): 29496130

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 361, 494, 599, 722, 1198, 1235, 1805, 2470, 2995, 3610, 4693, 5990, 7787, 9386, 11381, 15574, 22762, 23465, 38935, 46930, 56905, 77870, 113810, 147953, 216239, 295906, 432478, 739765, 1081195, 1479530, 2162390, 2811107, 5622214, 14055535, 28111070]

約数ペア:

[(1, 28111070), (2, 14055535), (5, 5622214), (10, 2811107), (13, 2162390), (19, 1479530), (26, 1081195), (38, 739765), (65, 432478), (95, 295906), (130, 216239), (190, 147953), (247, 113810), (361, 77870), (494, 56905), (599, 46930), (722, 38935), (1198, 23465), (1235, 22762), (1805, 15574), (2470, 11381), (2995, 9386), (3610, 7787), (4693, 5990)]