122697220

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{46831}}^1$

素因数の和:46971

約数の個数: 24

約数和(自身を含む): 259636608

約数和(自身を除く): 136939388

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 46831, 93662, 187324, 234155, 468310, 936620, 6134861, 12269722, 24539444, 30674305, 61348610, 122697220]

約数ペア:

[(1, 122697220), (2, 61348610), (4, 30674305), (5, 24539444), (10, 12269722), (20, 6134861), (131, 936620), (262, 468310), (524, 234155), (655, 187324), (1310, 93662), (2620, 46831)]