39988264

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 77783040

約数和(自身を除く): 37794776

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 383, 421, 766, 842, 1532, 1684, 3064, 3368, 11873, 13051, 23746, 26102, 47492, 52204, 94984, 104408, 161243, 322486, 644972, 1289944, 4998533, 9997066, 19994132, 39988264]

約数ペア:

[(1, 39988264), (2, 19994132), (4, 9997066), (8, 4998533), (31, 1289944), (62, 644972), (124, 322486), (248, 161243), (383, 104408), (421, 94984), (766, 52204), (842, 47492), (1532, 26102), (1684, 23746), (3064, 13051), (3368, 11873)]