67499020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7723}}^1$

素因数の和:7774

約数の個数: 48

約数和(自身を含む): 155715840

約数和(自身を除く): 88216820

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 7723, 8740, 15446, 30892, 38615, 77230, 146737, 154460, 177629, 293474, 355258, 586948, 710516, 733685, 888145, 1467370, 1776290, 2934740, 3374951, 3552580, 6749902, 13499804, 16874755, 33749510, 67499020]

約数ペア:

[(1, 67499020), (2, 33749510), (4, 16874755), (5, 13499804), (10, 6749902), (19, 3552580), (20, 3374951), (23, 2934740), (38, 1776290), (46, 1467370), (76, 888145), (92, 733685), (95, 710516), (115, 586948), (190, 355258), (230, 293474), (380, 177629), (437, 154460), (460, 146737), (874, 77230), (1748, 38615), (2185, 30892), (4370, 15446), (7723, 8740)]