2103800

素因数分解:

$2^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 4995960

約数和(自身を除く): 2892160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 157, 200, 268, 314, 335, 536, 628, 670, 785, 1256, 1340, 1570, 1675, 2680, 3140, 3350, 3925, 6280, 6700, 7850, 10519, 13400, 15700, 21038, 31400, 42076, 52595, 84152, 105190, 210380, 262975, 420760, 525950, 1051900, 2103800]

約数ペア:

[(1, 2103800), (2, 1051900), (4, 525950), (5, 420760), (8, 262975), (10, 210380), (20, 105190), (25, 84152), (40, 52595), (50, 42076), (67, 31400), (100, 21038), (134, 15700), (157, 13400), (200, 10519), (268, 7850), (314, 6700), (335, 6280), (536, 3925), (628, 3350), (670, 3140), (785, 2680), (1256, 1675), (1340, 1570)]