11081720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 27246240

約数和(自身を除く): 16164520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 211, 260, 404, 422, 505, 520, 808, 844, 1010, 1055, 1313, 1688, 2020, 2110, 2626, 2743, 4040, 4220, 5252, 5486, 6565, 8440, 10504, 10972, 13130, 13715, 21311, 21944, 26260, 27430, 42622, 52520, 54860, 85244, 106555, 109720, 170488, 213110, 277043, 426220, 554086, 852440, 1108172, 1385215, 2216344, 2770430, 5540860, 11081720]

約数ペア:

[(1, 11081720), (2, 5540860), (4, 2770430), (5, 2216344), (8, 1385215), (10, 1108172), (13, 852440), (20, 554086), (26, 426220), (40, 277043), (52, 213110), (65, 170488), (101, 109720), (104, 106555), (130, 85244), (202, 54860), (211, 52520), (260, 42622), (404, 27430), (422, 26260), (505, 21944), (520, 21311), (808, 13715), (844, 13130), (1010, 10972), (1055, 10504), (1313, 8440), (1688, 6565), (2020, 5486), (2110, 5252), (2626, 4220), (2743, 4040)]