42488420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163417}}^1$

素因数の和:163439

約数の個数: 24

約数和(自身を含む): 96089784

約数和(自身を除く): 53601364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 163417, 326834, 653668, 817085, 1634170, 2124421, 3268340, 4248842, 8497684, 10622105, 21244210, 42488420]

約数ペア:

[(1, 42488420), (2, 21244210), (4, 10622105), (5, 8497684), (10, 4248842), (13, 3268340), (20, 2124421), (26, 1634170), (52, 817085), (65, 653668), (130, 326834), (260, 163417)]