20216964420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{69203}}^1$

素因数の和:69762

約数の個数: 96

約数和(自身を含む): 63014394240

約数和(自身を除く): 42797429820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 541, 1082, 1623, 2164, 2705, 3246, 4869, 5410, 6492, 8115, 9738, 10820, 14607, 16230, 19476, 24345, 29214, 32460, 48690, 58428, 69203, 73035, 97380, 138406, 146070, 207609, 276812, 292140, 346015, 415218, 622827, 692030, 830436, 1038045, 1245654, 1384060, 1868481, 2076090, 2491308, 3114135, 3736962, 4152180, 6228270, 7473924, 9342405, 12456540, 18684810, 37369620, 37438823, 74877646, 112316469, 149755292, 187194115, 224632938, 336949407, 374388230, 449265876, 561582345, 673898814, 748776460, 1010848221, 1123164690, 1347797628, 1684747035, 2021696442, 2246329380, 3369494070, 4043392884, 5054241105, 6738988140, 10108482210, 20216964420]

約数ペア:

[(1, 20216964420), (2, 10108482210), (3, 6738988140), (4, 5054241105), (5, 4043392884), (6, 3369494070), (9, 2246329380), (10, 2021696442), (12, 1684747035), (15, 1347797628), (18, 1123164690), (20, 1010848221), (27, 748776460), (30, 673898814), (36, 561582345), (45, 449265876), (54, 374388230), (60, 336949407), (90, 224632938), (108, 187194115), (135, 149755292), (180, 112316469), (270, 74877646), (540, 37438823), (541, 37369620), (1082, 18684810), (1623, 12456540), (2164, 9342405), (2705, 7473924), (3246, 6228270), (4869, 4152180), (5410, 3736962), (6492, 3114135), (8115, 2491308), (9738, 2076090), (10820, 1868481), (14607, 1384060), (16230, 1245654), (19476, 1038045), (24345, 830436), (29214, 692030), (32460, 622827), (48690, 415218), (58428, 346015), (69203, 292140), (73035, 276812), (97380, 207609), (138406, 146070)]