20003280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7577}}^1$

素因数の和:7604

約数の個数: 80

約数和(自身を含む): 67656384

約数和(自身を除く): 47653104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7577, 15154, 22731, 30308, 37885, 45462, 60616, 75770, 83347, 90924, 113655, 121232, 151540, 166694, 181848, 227310, 250041, 303080, 333388, 363696, 416735, 454620, 500082, 606160, 666776, 833470, 909240, 1000164, 1250205, 1333552, 1666940, 1818480, 2000328, 2500410, 3333880, 4000656, 5000820, 6667760, 10001640, 20003280]

約数ペア:

[(1, 20003280), (2, 10001640), (3, 6667760), (4, 5000820), (5, 4000656), (6, 3333880), (8, 2500410), (10, 2000328), (11, 1818480), (12, 1666940), (15, 1333552), (16, 1250205), (20, 1000164), (22, 909240), (24, 833470), (30, 666776), (33, 606160), (40, 500082), (44, 454620), (48, 416735), (55, 363696), (60, 333388), (66, 303080), (80, 250041), (88, 227310), (110, 181848), (120, 166694), (132, 151540), (165, 121232), (176, 113655), (220, 90924), (240, 83347), (264, 75770), (330, 60616), (440, 45462), (528, 37885), (660, 30308), (880, 22731), (1320, 15154), (2640, 7577)]