190061320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{66923}}^1$

素因数の和:67005

約数の個数: 32

約数和(自身を含む): 433667520

約数和(自身を除く): 243606200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 66923, 133846, 267692, 334615, 535384, 669230, 1338460, 2676920, 4751533, 9503066, 19006132, 23757665, 38012264, 47515330, 95030660, 190061320]

約数ペア:

[(1, 190061320), (2, 95030660), (4, 47515330), (5, 38012264), (8, 23757665), (10, 19006132), (20, 9503066), (40, 4751533), (71, 2676920), (142, 1338460), (284, 669230), (355, 535384), (568, 334615), (710, 267692), (1420, 133846), (2840, 66923)]