40068760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 95256000

約数和(自身を除く): 55187240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 115, 184, 194, 230, 388, 449, 460, 485, 776, 898, 920, 970, 1796, 1940, 2231, 2245, 3592, 3880, 4462, 4490, 8924, 8980, 10327, 11155, 17848, 17960, 20654, 22310, 41308, 43553, 44620, 51635, 82616, 87106, 89240, 103270, 174212, 206540, 217765, 348424, 413080, 435530, 871060, 1001719, 1742120, 2003438, 4006876, 5008595, 8013752, 10017190, 20034380, 40068760]

約数ペア:

[(1, 40068760), (2, 20034380), (4, 10017190), (5, 8013752), (8, 5008595), (10, 4006876), (20, 2003438), (23, 1742120), (40, 1001719), (46, 871060), (92, 435530), (97, 413080), (115, 348424), (184, 217765), (194, 206540), (230, 174212), (388, 103270), (449, 89240), (460, 87106), (485, 82616), (776, 51635), (898, 44620), (920, 43553), (970, 41308), (1796, 22310), (1940, 20654), (2231, 17960), (2245, 17848), (3592, 11155), (3880, 10327), (4462, 8980), (4490, 8924)]