61748120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{220529}}^1$

素因数の和:220547

約数の個数: 32

約数和(自身を含む): 158781600

約数和(自身を除く): 97033480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 220529, 441058, 882116, 1102645, 1543703, 1764232, 2205290, 3087406, 4410580, 6174812, 7718515, 8821160, 12349624, 15437030, 30874060, 61748120]

約数ペア:

[(1, 61748120), (2, 30874060), (4, 15437030), (5, 12349624), (7, 8821160), (8, 7718515), (10, 6174812), (14, 4410580), (20, 3087406), (28, 2205290), (35, 1764232), (40, 1543703), (56, 1102645), (70, 882116), (140, 441058), (280, 220529)]