30992720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 80619840

約数和(自身を除く): 49627120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 859, 880, 902, 1640, 1718, 1804, 2255, 3280, 3436, 3608, 4295, 4510, 6872, 7216, 8590, 9020, 9449, 13744, 17180, 18040, 18898, 34360, 35219, 36080, 37796, 47245, 68720, 70438, 75592, 94490, 140876, 151184, 176095, 188980, 281752, 352190, 377960, 387409, 563504, 704380, 755920, 774818, 1408760, 1549636, 1937045, 2817520, 3099272, 3874090, 6198544, 7748180, 15496360, 30992720]

約数ペア:

[(1, 30992720), (2, 15496360), (4, 7748180), (5, 6198544), (8, 3874090), (10, 3099272), (11, 2817520), (16, 1937045), (20, 1549636), (22, 1408760), (40, 774818), (41, 755920), (44, 704380), (55, 563504), (80, 387409), (82, 377960), (88, 352190), (110, 281752), (164, 188980), (176, 176095), (205, 151184), (220, 140876), (328, 94490), (410, 75592), (440, 70438), (451, 68720), (656, 47245), (820, 37796), (859, 36080), (880, 35219), (902, 34360), (1640, 18898), (1718, 18040), (1804, 17180), (2255, 13744), (3280, 9449), (3436, 9020), (3608, 8590), (4295, 7216), (4510, 6872)]