2620240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4679}}^1$

素因数の和:4699

約数の個数: 40

約数和(自身を含む): 6963840

約数和(自身を除く): 4343600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4679, 9358, 18716, 23395, 32753, 37432, 46790, 65506, 74864, 93580, 131012, 163765, 187160, 262024, 327530, 374320, 524048, 655060, 1310120, 2620240]

約数ペア:

[(1, 2620240), (2, 1310120), (4, 655060), (5, 524048), (7, 374320), (8, 327530), (10, 262024), (14, 187160), (16, 163765), (20, 131012), (28, 93580), (35, 74864), (40, 65506), (56, 46790), (70, 37432), (80, 32753), (112, 23395), (140, 18716), (280, 9358), (560, 4679)]