145548760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{519817}}^1$

素因数の和:519835

約数の個数: 32

約数和(自身を含む): 374268960

約数和(自身を除く): 228720200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 519817, 1039634, 2079268, 2599085, 3638719, 4158536, 5198170, 7277438, 10396340, 14554876, 18193595, 20792680, 29109752, 36387190, 72774380, 145548760]

約数ペア:

[(1, 145548760), (2, 72774380), (4, 36387190), (5, 29109752), (7, 20792680), (8, 18193595), (10, 14554876), (14, 10396340), (20, 7277438), (28, 5198170), (35, 4158536), (40, 3638719), (56, 2599085), (70, 2079268), (140, 1039634), (280, 519817)]