30484000

素因数分解:

$2^5\times 5^3\times {\mathrm{7621}}^1$

素因数の和:7646

約数の個数: 48

約数和(自身を含む): 74909016

約数和(自身を除く): 44425016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 7621, 15242, 30484, 38105, 60968, 76210, 121936, 152420, 190525, 243872, 304840, 381050, 609680, 762100, 952625, 1219360, 1524200, 1905250, 3048400, 3810500, 6096800, 7621000, 15242000, 30484000]

約数ペア:

[(1, 30484000), (2, 15242000), (4, 7621000), (5, 6096800), (8, 3810500), (10, 3048400), (16, 1905250), (20, 1524200), (25, 1219360), (32, 952625), (40, 762100), (50, 609680), (80, 381050), (100, 304840), (125, 243872), (160, 190525), (200, 152420), (250, 121936), (400, 76210), (500, 60968), (800, 38105), (1000, 30484), (2000, 15242), (4000, 7621)]