7268240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{12979}}^1$

素因数の和:12999

約数の個数: 40

約数和(自身を含む): 19314240

約数和(自身を除く): 12046000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 12979, 25958, 51916, 64895, 90853, 103832, 129790, 181706, 207664, 259580, 363412, 454265, 519160, 726824, 908530, 1038320, 1453648, 1817060, 3634120, 7268240]

約数ペア:

[(1, 7268240), (2, 3634120), (4, 1817060), (5, 1453648), (7, 1038320), (8, 908530), (10, 726824), (14, 519160), (16, 454265), (20, 363412), (28, 259580), (35, 207664), (40, 181706), (56, 129790), (70, 103832), (80, 90853), (112, 64895), (140, 51916), (280, 25958), (560, 12979)]