201905830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1259}}^1$

素因数の和:1381

約数の個数: 64

約数和(自身を含む): 435456000

約数和(自身を除く): 233550170

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 79, 145, 158, 203, 290, 395, 406, 553, 790, 1015, 1106, 1259, 2030, 2291, 2518, 2765, 4582, 5530, 6295, 8813, 11455, 12590, 16037, 17626, 22910, 32074, 36511, 44065, 73022, 80185, 88130, 99461, 160370, 182555, 198922, 255577, 365110, 497305, 511154, 696227, 994610, 1277885, 1392454, 2555770, 2884369, 3481135, 5768738, 6962270, 14421845, 20190583, 28843690, 40381166, 100952915, 201905830]

約数ペア:

[(1, 201905830), (2, 100952915), (5, 40381166), (7, 28843690), (10, 20190583), (14, 14421845), (29, 6962270), (35, 5768738), (58, 3481135), (70, 2884369), (79, 2555770), (145, 1392454), (158, 1277885), (203, 994610), (290, 696227), (395, 511154), (406, 497305), (553, 365110), (790, 255577), (1015, 198922), (1106, 182555), (1259, 160370), (2030, 99461), (2291, 88130), (2518, 80185), (2765, 73022), (4582, 44065), (5530, 36511), (6295, 32074), (8813, 22910), (11455, 17626), (12590, 16037)]