40374850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 78075360

約数和(自身を除く): 37700510

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 89, 178, 211, 215, 422, 430, 445, 890, 1055, 1075, 2110, 2150, 2225, 3827, 4450, 5275, 7654, 9073, 10550, 18146, 18779, 19135, 37558, 38270, 45365, 90730, 93895, 95675, 187790, 191350, 226825, 453650, 469475, 807497, 938950, 1614994, 4037485, 8074970, 20187425, 40374850]

約数ペア:

[(1, 40374850), (2, 20187425), (5, 8074970), (10, 4037485), (25, 1614994), (43, 938950), (50, 807497), (86, 469475), (89, 453650), (178, 226825), (211, 191350), (215, 187790), (422, 95675), (430, 93895), (445, 90730), (890, 45365), (1055, 38270), (1075, 37558), (2110, 19135), (2150, 18779), (2225, 18146), (3827, 10550), (4450, 9073), (5275, 7654)]