877408060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{2297}}^1$

素因数の和:2646

約数の個数: 48

約数和(自身を含む): 1876271040

約数和(自身を除く): 998862980

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 269, 284, 355, 538, 710, 1076, 1345, 1420, 2297, 2690, 4594, 5380, 9188, 11485, 19099, 22970, 38198, 45940, 76396, 95495, 163087, 190990, 326174, 381980, 617893, 652348, 815435, 1235786, 1630870, 2471572, 3089465, 3261740, 6178930, 12357860, 43870403, 87740806, 175481612, 219352015, 438704030, 877408060]

約数ペア:

[(1, 877408060), (2, 438704030), (4, 219352015), (5, 175481612), (10, 87740806), (20, 43870403), (71, 12357860), (142, 6178930), (269, 3261740), (284, 3089465), (355, 2471572), (538, 1630870), (710, 1235786), (1076, 815435), (1345, 652348), (1420, 617893), (2297, 381980), (2690, 326174), (4594, 190990), (5380, 163087), (9188, 95495), (11485, 76396), (19099, 45940), (22970, 38198)]