28855860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43721}}^1$

素因数の和:43744

約数の個数: 48

約数和(自身を含む): 88143552

約数和(自身を除く): 59287692

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 43721, 87442, 131163, 174884, 218605, 262326, 437210, 480931, 524652, 655815, 874420, 961862, 1311630, 1442793, 1923724, 2404655, 2623260, 2885586, 4809310, 5771172, 7213965, 9618620, 14427930, 28855860]

約数ペア:

[(1, 28855860), (2, 14427930), (3, 9618620), (4, 7213965), (5, 5771172), (6, 4809310), (10, 2885586), (11, 2623260), (12, 2404655), (15, 1923724), (20, 1442793), (22, 1311630), (30, 961862), (33, 874420), (44, 655815), (55, 524652), (60, 480931), (66, 437210), (110, 262326), (132, 218605), (165, 174884), (220, 131163), (330, 87442), (660, 43721)]