28721210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3631}}^1$

素因数の和:3758

約数の個数: 32

約数和(自身を含む): 59622912

約数和(自身を除く): 30901702

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 3631, 3955, 7262, 7910, 18155, 25417, 36310, 50834, 127085, 254170, 410303, 820606, 2051515, 2872121, 4103030, 5744242, 14360605, 28721210]

約数ペア:

[(1, 28721210), (2, 14360605), (5, 5744242), (7, 4103030), (10, 2872121), (14, 2051515), (35, 820606), (70, 410303), (113, 254170), (226, 127085), (565, 50834), (791, 36310), (1130, 25417), (1582, 18155), (3631, 7910), (3955, 7262)]