40339990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3517}}^1$

素因数の和:3592

約数の個数: 32

約数和(自身を含む): 77001984

約数和(自身を除く): 36661994

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1147, 2294, 3517, 5735, 7034, 11470, 17585, 35170, 109027, 130129, 218054, 260258, 545135, 650645, 1090270, 1301290, 4033999, 8067998, 20169995, 40339990]

約数ペア:

[(1, 40339990), (2, 20169995), (5, 8067998), (10, 4033999), (31, 1301290), (37, 1090270), (62, 650645), (74, 545135), (155, 260258), (185, 218054), (310, 130129), (370, 109027), (1147, 35170), (2294, 17585), (3517, 11470), (5735, 7034)]