491008090

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1\times {\mathrm{523}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 891588096

約数和(自身を除く): 400580006

約数列:

[1, 2, 5, 10, 223, 421, 446, 523, 842, 1046, 1115, 2105, 2230, 2615, 4210, 5230, 93883, 116629, 187766, 220183, 233258, 440366, 469415, 583145, 938830, 1100915, 1166290, 2201830, 49100809, 98201618, 245504045, 491008090]

約数ペア:

[(1, 491008090), (2, 245504045), (5, 98201618), (10, 49100809), (223, 2201830), (421, 1166290), (446, 1100915), (523, 938830), (842, 583145), (1046, 469415), (1115, 440366), (2105, 233258), (2230, 220183), (2615, 187766), (4210, 116629), (5230, 93883)]