1949203840

素因数分解:

$2^7\times 5^1\times {\mathrm{3045631}}^1$

素因数の和:3045650

約数の個数: 32

約数和(自身を含む): 4659816960

約数和(自身を除く): 2710613120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3045631, 6091262, 12182524, 15228155, 24365048, 30456310, 48730096, 60912620, 97460192, 121825240, 194920384, 243650480, 389840768, 487300960, 974601920, 1949203840]

約数ペア:

[(1, 1949203840), (2, 974601920), (4, 487300960), (5, 389840768), (8, 243650480), (10, 194920384), (16, 121825240), (20, 97460192), (32, 60912620), (40, 48730096), (64, 30456310), (80, 24365048), (128, 15228155), (160, 12182524), (320, 6091262), (640, 3045631)]