905508740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1\times {\mathrm{2153}}^1$

素因数の和:3416

約数の個数: 48

約数和(自身を含む): 2015988912

約数和(自身を除く): 1110480172

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1237, 2153, 2474, 4306, 4948, 6185, 8612, 10765, 12370, 21029, 21530, 24740, 36601, 42058, 43060, 73202, 84116, 105145, 146404, 183005, 210290, 366010, 420580, 732020, 2663261, 5326522, 10653044, 13316305, 26632610, 45275437, 53265220, 90550874, 181101748, 226377185, 452754370, 905508740]

約数ペア:

[(1, 905508740), (2, 452754370), (4, 226377185), (5, 181101748), (10, 90550874), (17, 53265220), (20, 45275437), (34, 26632610), (68, 13316305), (85, 10653044), (170, 5326522), (340, 2663261), (1237, 732020), (2153, 420580), (2474, 366010), (4306, 210290), (4948, 183005), (6185, 146404), (8612, 105145), (10765, 84116), (12370, 73202), (21029, 43060), (21530, 42058), (24740, 36601)]