209920462810

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{783373}}^1$

素因数の和:783718

約数の個数: 32

約数和(自身を含む): 382637463552

約数和(自身を除く): 172717000742

約数列:

[1, 2, 5, 10, 127, 211, 254, 422, 635, 1055, 1270, 2110, 26797, 53594, 133985, 267970, 783373, 1566746, 3916865, 7833730, 99488371, 165291703, 198976742, 330583406, 497441855, 826458515, 994883710, 1652917030, 20992046281, 41984092562, 104960231405, 209920462810]

約数ペア:

[(1, 209920462810), (2, 104960231405), (5, 41984092562), (10, 20992046281), (127, 1652917030), (211, 994883710), (254, 826458515), (422, 497441855), (635, 330583406), (1055, 198976742), (1270, 165291703), (2110, 99488371), (26797, 7833730), (53594, 3916865), (133985, 1566746), (267970, 783373)]