28333480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2153}}^1$

素因数の和:2218

約数の個数: 64

約数和(自身を含む): 74442240

約数和(自身を除く): 46108760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2153, 2632, 3290, 4306, 6580, 8612, 10765, 13160, 15071, 17224, 21530, 30142, 43060, 60284, 75355, 86120, 101191, 120568, 150710, 202382, 301420, 404764, 505955, 602840, 708337, 809528, 1011910, 1416674, 2023820, 2833348, 3541685, 4047640, 5666696, 7083370, 14166740, 28333480]

約数ペア:

[(1, 28333480), (2, 14166740), (4, 7083370), (5, 5666696), (7, 4047640), (8, 3541685), (10, 2833348), (14, 2023820), (20, 1416674), (28, 1011910), (35, 809528), (40, 708337), (47, 602840), (56, 505955), (70, 404764), (94, 301420), (140, 202382), (188, 150710), (235, 120568), (280, 101191), (329, 86120), (376, 75355), (470, 60284), (658, 43060), (940, 30142), (1316, 21530), (1645, 17224), (1880, 15071), (2153, 13160), (2632, 10765), (3290, 8612), (4306, 6580)]