178823620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{3061}}^1$

素因数の和:3220

約数の個数: 48

約数和(自身を含む): 395071488

約数和(自身を除く): 216247868

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 127, 230, 254, 460, 508, 635, 1270, 2540, 2921, 3061, 5842, 6122, 11684, 12244, 14605, 15305, 29210, 30610, 58420, 61220, 70403, 140806, 281612, 352015, 388747, 704030, 777494, 1408060, 1554988, 1943735, 3887470, 7774940, 8941181, 17882362, 35764724, 44705905, 89411810, 178823620]

約数ペア:

[(1, 178823620), (2, 89411810), (4, 44705905), (5, 35764724), (10, 17882362), (20, 8941181), (23, 7774940), (46, 3887470), (92, 1943735), (115, 1554988), (127, 1408060), (230, 777494), (254, 704030), (460, 388747), (508, 352015), (635, 281612), (1270, 140806), (2540, 70403), (2921, 61220), (3061, 58420), (5842, 30610), (6122, 29210), (11684, 15305), (12244, 14605)]