456419990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{270071}}^1$

素因数の和:270104

約数の個数: 24

約数和(自身を含む): 889617168

約数和(自身を除く): 433197178

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 270071, 540142, 1350355, 2700710, 3510923, 7021846, 17554615, 35109230, 45641999, 91283998, 228209995, 456419990]

約数ペア:

[(1, 456419990), (2, 228209995), (5, 91283998), (10, 45641999), (13, 35109230), (26, 17554615), (65, 7021846), (130, 3510923), (169, 2700710), (338, 1350355), (845, 540142), (1690, 270071)]