28085960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2711}}^1$

素因数の和:2766

約数の個数: 64

約数和(自身を含む): 74200320

約数和(自身を除く): 46114360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 2711, 5180, 5422, 10360, 10844, 13555, 18977, 21688, 27110, 37954, 54220, 75908, 94885, 100307, 108440, 151816, 189770, 200614, 379540, 401228, 501535, 702149, 759080, 802456, 1003070, 1404298, 2006140, 2808596, 3510745, 4012280, 5617192, 7021490, 14042980, 28085960]

約数ペア:

[(1, 28085960), (2, 14042980), (4, 7021490), (5, 5617192), (7, 4012280), (8, 3510745), (10, 2808596), (14, 2006140), (20, 1404298), (28, 1003070), (35, 802456), (37, 759080), (40, 702149), (56, 501535), (70, 401228), (74, 379540), (140, 200614), (148, 189770), (185, 151816), (259, 108440), (280, 100307), (296, 94885), (370, 75908), (518, 54220), (740, 37954), (1036, 27110), (1295, 21688), (1480, 18977), (2072, 13555), (2590, 10844), (2711, 10360), (5180, 5422)]