1630400

素因数分解:

$2^6\times 5^2\times {\mathrm{1019}}^1$

素因数の和:1041

約数の個数: 42

約数和(自身を含む): 4015740

約数和(自身を除く): 2385340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1019, 1600, 2038, 4076, 5095, 8152, 10190, 16304, 20380, 25475, 32608, 40760, 50950, 65216, 81520, 101900, 163040, 203800, 326080, 407600, 815200, 1630400]

約数ペア:

[(1, 1630400), (2, 815200), (4, 407600), (5, 326080), (8, 203800), (10, 163040), (16, 101900), (20, 81520), (25, 65216), (32, 50950), (40, 40760), (50, 32608), (64, 25475), (80, 20380), (100, 16304), (160, 10190), (200, 8152), (320, 5095), (400, 4076), (800, 2038), (1019, 1600)]