2005275340

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1\times {\mathrm{883}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 4241502720

約数和(自身を除く): 2236227380

約数列:

[1, 2, 4, 5, 10, 20, 271, 419, 542, 838, 883, 1084, 1355, 1676, 1766, 2095, 2710, 3532, 4190, 4415, 5420, 8380, 8830, 17660, 113549, 227098, 239293, 369977, 454196, 478586, 567745, 739954, 957172, 1135490, 1196465, 1479908, 1849885, 2270980, 2392930, 3699770, 4785860, 7399540, 100263767, 200527534, 401055068, 501318835, 1002637670, 2005275340]

約数ペア:

[(1, 2005275340), (2, 1002637670), (4, 501318835), (5, 401055068), (10, 200527534), (20, 100263767), (271, 7399540), (419, 4785860), (542, 3699770), (838, 2392930), (883, 2270980), (1084, 1849885), (1355, 1479908), (1676, 1196465), (1766, 1135490), (2095, 957172), (2710, 739954), (3532, 567745), (4190, 478586), (4415, 454196), (5420, 369977), (8380, 239293), (8830, 227098), (17660, 113549)]