28453740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1831}}^1$

素因数の和:1887

約数の個数: 96

約数和(自身を含む): 93563904

約数和(自身を除く): 65110164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 1831, 2220, 2590, 3108, 3662, 3885, 5180, 5493, 7324, 7770, 9155, 10986, 12817, 15540, 18310, 21972, 25634, 27465, 36620, 38451, 51268, 54930, 64085, 67747, 76902, 109860, 128170, 135494, 153804, 192255, 203241, 256340, 270988, 338735, 384510, 406482, 474229, 677470, 769020, 812964, 948458, 1016205, 1354940, 1422687, 1896916, 2032410, 2371145, 2845374, 4064820, 4742290, 5690748, 7113435, 9484580, 14226870, 28453740]

約数ペア:

[(1, 28453740), (2, 14226870), (3, 9484580), (4, 7113435), (5, 5690748), (6, 4742290), (7, 4064820), (10, 2845374), (12, 2371145), (14, 2032410), (15, 1896916), (20, 1422687), (21, 1354940), (28, 1016205), (30, 948458), (35, 812964), (37, 769020), (42, 677470), (60, 474229), (70, 406482), (74, 384510), (84, 338735), (105, 270988), (111, 256340), (140, 203241), (148, 192255), (185, 153804), (210, 135494), (222, 128170), (259, 109860), (370, 76902), (420, 67747), (444, 64085), (518, 54930), (555, 51268), (740, 38451), (777, 36620), (1036, 27465), (1110, 25634), (1295, 21972), (1554, 18310), (1831, 15540), (2220, 12817), (2590, 10986), (3108, 9155), (3662, 7770), (3885, 7324), (5180, 5493)]