24728440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1$

素因数の和:1372

約数の個数: 64

約数和(自身を含む): 62156160

約数和(自身を除く): 37427720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1307, 1720, 1892, 2365, 2614, 3784, 4730, 5228, 6535, 9460, 10456, 13070, 14377, 18920, 26140, 28754, 52280, 56201, 57508, 71885, 112402, 115016, 143770, 224804, 281005, 287540, 449608, 562010, 575080, 618211, 1124020, 1236422, 2248040, 2472844, 3091055, 4945688, 6182110, 12364220, 24728440]

約数ペア:

[(1, 24728440), (2, 12364220), (4, 6182110), (5, 4945688), (8, 3091055), (10, 2472844), (11, 2248040), (20, 1236422), (22, 1124020), (40, 618211), (43, 575080), (44, 562010), (55, 449608), (86, 287540), (88, 281005), (110, 224804), (172, 143770), (215, 115016), (220, 112402), (344, 71885), (430, 57508), (440, 56201), (473, 52280), (860, 28754), (946, 26140), (1307, 18920), (1720, 14377), (1892, 13070), (2365, 10456), (2614, 9460), (3784, 6535), (4730, 5228)]