1878971290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{170971}}^1$

素因数の和:171142

約数の個数: 32

約数和(自身を含む): 3889954944

約数和(自身を除く): 2010983654

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495, 10990, 170971, 341942, 854855, 1196797, 1709710, 2393594, 5983985, 11967970, 26842447, 53684894, 134212235, 187897129, 268424470, 375794258, 939485645, 1878971290]

約数ペア:

[(1, 1878971290), (2, 939485645), (5, 375794258), (7, 268424470), (10, 187897129), (14, 134212235), (35, 53684894), (70, 26842447), (157, 11967970), (314, 5983985), (785, 2393594), (1099, 1709710), (1570, 1196797), (2198, 854855), (5495, 341942), (10990, 170971)]