28451060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1637}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 66044160

約数和(自身を除く): 37593100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1637, 1738, 3274, 3476, 4345, 6548, 8185, 8690, 16370, 17380, 18007, 32740, 36014, 72028, 90035, 129323, 180070, 258646, 360140, 517292, 646615, 1293230, 1422553, 2586460, 2845106, 5690212, 7112765, 14225530, 28451060]

約数ペア:

[(1, 28451060), (2, 14225530), (4, 7112765), (5, 5690212), (10, 2845106), (11, 2586460), (20, 1422553), (22, 1293230), (44, 646615), (55, 517292), (79, 360140), (110, 258646), (158, 180070), (220, 129323), (316, 90035), (395, 72028), (790, 36014), (869, 32740), (1580, 18007), (1637, 17380), (1738, 16370), (3274, 8690), (3476, 8185), (4345, 6548)]