21667520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:610

約数の個数: 112

約数和(自身を含む): 62544960

約数和(自身を除く): 40877440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 569, 595, 680, 952, 1088, 1120, 1138, 1190, 1360, 1904, 2240, 2276, 2380, 2720, 2845, 3808, 3983, 4552, 4760, 5440, 5690, 7616, 7966, 9104, 9520, 9673, 11380, 15932, 18208, 19040, 19346, 19915, 22760, 31864, 36416, 38080, 38692, 39830, 45520, 48365, 63728, 67711, 77384, 79660, 91040, 96730, 127456, 135422, 154768, 159320, 182080, 193460, 254912, 270844, 309536, 318640, 338555, 386920, 541688, 619072, 637280, 677110, 773840, 1083376, 1274560, 1354220, 1547680, 2166752, 2708440, 3095360, 4333504, 5416880, 10833760, 21667520]

約数ペア:

[(1, 21667520), (2, 10833760), (4, 5416880), (5, 4333504), (7, 3095360), (8, 2708440), (10, 2166752), (14, 1547680), (16, 1354220), (17, 1274560), (20, 1083376), (28, 773840), (32, 677110), (34, 637280), (35, 619072), (40, 541688), (56, 386920), (64, 338555), (68, 318640), (70, 309536), (80, 270844), (85, 254912), (112, 193460), (119, 182080), (136, 159320), (140, 154768), (160, 135422), (170, 127456), (224, 96730), (238, 91040), (272, 79660), (280, 77384), (320, 67711), (340, 63728), (448, 48365), (476, 45520), (544, 39830), (560, 38692), (569, 38080), (595, 36416), (680, 31864), (952, 22760), (1088, 19915), (1120, 19346), (1138, 19040), (1190, 18208), (1360, 15932), (1904, 11380), (2240, 9673), (2276, 9520), (2380, 9104), (2720, 7966), (2845, 7616), (3808, 5690), (3983, 5440), (4552, 4760)]