201807980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39883}}^1$

素因数の和:39926

約数の個数: 48

約数和(自身を含む): 482436864

約数和(自身を除く): 280628884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 39883, 79766, 159532, 199415, 398830, 438713, 797660, 877426, 917309, 1754852, 1834618, 2193565, 3669236, 4387130, 4586545, 8774260, 9173090, 10090399, 18346180, 20180798, 40361596, 50451995, 100903990, 201807980]

約数ペア:

[(1, 201807980), (2, 100903990), (4, 50451995), (5, 40361596), (10, 20180798), (11, 18346180), (20, 10090399), (22, 9173090), (23, 8774260), (44, 4586545), (46, 4387130), (55, 3669236), (92, 2193565), (110, 1834618), (115, 1754852), (220, 917309), (230, 877426), (253, 797660), (460, 438713), (506, 398830), (1012, 199415), (1265, 159532), (2530, 79766), (5060, 39883)]