40180370

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 75222000

約数和(自身を除く): 35041630

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 349, 397, 698, 794, 1745, 1985, 3490, 3970, 10121, 11513, 20242, 23026, 50605, 57565, 101210, 115130, 138553, 277106, 692765, 1385530, 4018037, 8036074, 20090185, 40180370]

約数ペア:

[(1, 40180370), (2, 20090185), (5, 8036074), (10, 4018037), (29, 1385530), (58, 692765), (145, 277106), (290, 138553), (349, 115130), (397, 101210), (698, 57565), (794, 50605), (1745, 23026), (1985, 20242), (3490, 11513), (3970, 10121)]