28192120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3769}}^1$

素因数の和:3808

約数の個数: 64

約数和(自身を含む): 73288800

約数和(自身を除く): 45096680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 3769, 7480, 7538, 15076, 18845, 30152, 37690, 41459, 64073, 75380, 82918, 128146, 150760, 165836, 207295, 256292, 320365, 331672, 414590, 512584, 640730, 704803, 829180, 1281460, 1409606, 1658360, 2562920, 2819212, 3524015, 5638424, 7048030, 14096060, 28192120]

約数ペア:

[(1, 28192120), (2, 14096060), (4, 7048030), (5, 5638424), (8, 3524015), (10, 2819212), (11, 2562920), (17, 1658360), (20, 1409606), (22, 1281460), (34, 829180), (40, 704803), (44, 640730), (55, 512584), (68, 414590), (85, 331672), (88, 320365), (110, 256292), (136, 207295), (170, 165836), (187, 150760), (220, 128146), (340, 82918), (374, 75380), (440, 64073), (680, 41459), (748, 37690), (935, 30152), (1496, 18845), (1870, 15076), (3740, 7538), (3769, 7480)]