28357910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10949}}^1$

素因数の和:11000

約数の個数: 32

約数和(自身を含む): 59918400

約数和(自身を除く): 31560490

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 10949, 21898, 54745, 76643, 109490, 153286, 383215, 405113, 766430, 810226, 2025565, 2835791, 4051130, 5671582, 14178955, 28357910]

約数ペア:

[(1, 28357910), (2, 14178955), (5, 5671582), (7, 4051130), (10, 2835791), (14, 2025565), (35, 810226), (37, 766430), (70, 405113), (74, 383215), (185, 153286), (259, 109490), (370, 76643), (518, 54745), (1295, 21898), (2590, 10949)]