40591660

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15493}}^1$

素因数の和:15633

約数の個数: 24

約数和(自身を含む): 85898736

約数和(自身を除く): 45307076

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 15493, 30986, 61972, 77465, 154930, 309860, 2029583, 4059166, 8118332, 10147915, 20295830, 40591660]

約数ペア:

[(1, 40591660), (2, 20295830), (4, 10147915), (5, 8118332), (10, 4059166), (20, 2029583), (131, 309860), (262, 154930), (524, 77465), (655, 61972), (1310, 30986), (2620, 15493)]