22163440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 56308896

約数和(自身を除く): 34145456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 130, 202, 208, 211, 260, 404, 422, 505, 520, 808, 844, 1010, 1040, 1055, 1313, 1616, 1688, 2020, 2110, 2626, 2743, 3376, 4040, 4220, 5252, 5486, 6565, 8080, 8440, 10504, 10972, 13130, 13715, 16880, 21008, 21311, 21944, 26260, 27430, 42622, 43888, 52520, 54860, 85244, 105040, 106555, 109720, 170488, 213110, 219440, 277043, 340976, 426220, 554086, 852440, 1108172, 1385215, 1704880, 2216344, 2770430, 4432688, 5540860, 11081720, 22163440]

約数ペア:

[(1, 22163440), (2, 11081720), (4, 5540860), (5, 4432688), (8, 2770430), (10, 2216344), (13, 1704880), (16, 1385215), (20, 1108172), (26, 852440), (40, 554086), (52, 426220), (65, 340976), (80, 277043), (101, 219440), (104, 213110), (130, 170488), (202, 109720), (208, 106555), (211, 105040), (260, 85244), (404, 54860), (422, 52520), (505, 43888), (520, 42622), (808, 27430), (844, 26260), (1010, 21944), (1040, 21311), (1055, 21008), (1313, 16880), (1616, 13715), (1688, 13130), (2020, 10972), (2110, 10504), (2626, 8440), (2743, 8080), (3376, 6565), (4040, 5486), (4220, 5252)]