210267940

素因数分解:

$2^2\times 5^1\times {\mathrm{2423}}^1\times {\mathrm{4339}}^1$

素因数の和:6771

約数の個数: 24

約数和(自身を含む): 441846720

約数和(自身を除く): 231578780

約数列:

[1, 2, 4, 5, 10, 20, 2423, 4339, 4846, 8678, 9692, 12115, 17356, 21695, 24230, 43390, 48460, 86780, 10513397, 21026794, 42053588, 52566985, 105133970, 210267940]

約数ペア:

[(1, 210267940), (2, 105133970), (4, 52566985), (5, 42053588), (10, 21026794), (20, 10513397), (2423, 86780), (4339, 48460), (4846, 43390), (8678, 24230), (9692, 21695), (12115, 17356)]