66522440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{72307}}^1$

素因数の和:72341

約数の個数: 32

約数和(自身を含む): 156185280

約数和(自身を除く): 89662840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 72307, 144614, 289228, 361535, 578456, 723070, 1446140, 1663061, 2892280, 3326122, 6652244, 8315305, 13304488, 16630610, 33261220, 66522440]

約数ペア:

[(1, 66522440), (2, 33261220), (4, 16630610), (5, 13304488), (8, 8315305), (10, 6652244), (20, 3326122), (23, 2892280), (40, 1663061), (46, 1446140), (92, 723070), (115, 578456), (184, 361535), (230, 289228), (460, 144614), (920, 72307)]