20626620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:819

約数の個数: 96

約数和(自身を含む): 67081728

約数和(自身を除く): 46455108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 670, 733, 804, 938, 1005, 1340, 1407, 1466, 1876, 2010, 2199, 2345, 2814, 2932, 3665, 4020, 4398, 4690, 5131, 5628, 7035, 7330, 8796, 9380, 10262, 10995, 14070, 14660, 15393, 20524, 21990, 25655, 28140, 30786, 43980, 49111, 51310, 61572, 76965, 98222, 102620, 147333, 153930, 196444, 245555, 294666, 307860, 343777, 491110, 589332, 687554, 736665, 982220, 1031331, 1375108, 1473330, 1718885, 2062662, 2946660, 3437770, 4125324, 5156655, 6875540, 10313310, 20626620]

約数ペア:

[(1, 20626620), (2, 10313310), (3, 6875540), (4, 5156655), (5, 4125324), (6, 3437770), (7, 2946660), (10, 2062662), (12, 1718885), (14, 1473330), (15, 1375108), (20, 1031331), (21, 982220), (28, 736665), (30, 687554), (35, 589332), (42, 491110), (60, 343777), (67, 307860), (70, 294666), (84, 245555), (105, 196444), (134, 153930), (140, 147333), (201, 102620), (210, 98222), (268, 76965), (335, 61572), (402, 51310), (420, 49111), (469, 43980), (670, 30786), (733, 28140), (804, 25655), (938, 21990), (1005, 20524), (1340, 15393), (1407, 14660), (1466, 14070), (1876, 10995), (2010, 10262), (2199, 9380), (2345, 8796), (2814, 7330), (2932, 7035), (3665, 5628), (4020, 5131), (4398, 4690)]