20623272180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{117191}}^1$

素因数の和:117629

約数の個数: 96

約数和(自身を含む): 66152540160

約数和(自身を除く): 45529267980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 419, 420, 838, 1257, 1676, 2095, 2514, 2933, 4190, 5028, 5866, 6285, 8380, 8799, 11732, 12570, 14665, 17598, 25140, 29330, 35196, 43995, 58660, 87990, 117191, 175980, 234382, 351573, 468764, 585955, 703146, 820337, 1171910, 1406292, 1640674, 1757865, 2343820, 2461011, 3281348, 3515730, 4101685, 4922022, 7031460, 8203370, 9844044, 12305055, 16406740, 24610110, 49103029, 49220220, 98206058, 147309087, 196412116, 245515145, 294618174, 343721203, 491030290, 589236348, 687442406, 736545435, 982060580, 1031163609, 1374884812, 1473090870, 1718606015, 2062327218, 2946181740, 3437212030, 4124654436, 5155818045, 6874424060, 10311636090, 20623272180]

約数ペア:

[(1, 20623272180), (2, 10311636090), (3, 6874424060), (4, 5155818045), (5, 4124654436), (6, 3437212030), (7, 2946181740), (10, 2062327218), (12, 1718606015), (14, 1473090870), (15, 1374884812), (20, 1031163609), (21, 982060580), (28, 736545435), (30, 687442406), (35, 589236348), (42, 491030290), (60, 343721203), (70, 294618174), (84, 245515145), (105, 196412116), (140, 147309087), (210, 98206058), (419, 49220220), (420, 49103029), (838, 24610110), (1257, 16406740), (1676, 12305055), (2095, 9844044), (2514, 8203370), (2933, 7031460), (4190, 4922022), (5028, 4101685), (5866, 3515730), (6285, 3281348), (8380, 2461011), (8799, 2343820), (11732, 1757865), (12570, 1640674), (14665, 1406292), (17598, 1171910), (25140, 820337), (29330, 703146), (35196, 585955), (43995, 468764), (58660, 351573), (87990, 234382), (117191, 175980)]