187673990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{72461}}^1$

素因数の和:72512

約数の個数: 32

約数和(自身を含む): 396512064

約数和(自身を除く): 208838074

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 72461, 144922, 362305, 507227, 724610, 1014454, 2536135, 2681057, 5072270, 5362114, 13405285, 18767399, 26810570, 37534798, 93836995, 187673990]

約数ペア:

[(1, 187673990), (2, 93836995), (5, 37534798), (7, 26810570), (10, 18767399), (14, 13405285), (35, 5362114), (37, 5072270), (70, 2681057), (74, 2536135), (185, 1014454), (259, 724610), (370, 507227), (518, 362305), (1295, 144922), (2590, 72461)]