40167220

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15331}}^1$

素因数の和:15471

約数の個数: 24

約数和(自身を含む): 85000608

約数和(自身を除く): 44833388

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 15331, 30662, 61324, 76655, 153310, 306620, 2008361, 4016722, 8033444, 10041805, 20083610, 40167220]

約数ペア:

[(1, 40167220), (2, 20083610), (4, 10041805), (5, 8033444), (10, 4016722), (20, 2008361), (131, 306620), (262, 153310), (524, 76655), (655, 61324), (1310, 30662), (2620, 15331)]