2805240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 8537760

約数和(自身を除く): 5732520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 241, 291, 388, 482, 485, 582, 723, 776, 964, 970, 1164, 1205, 1446, 1455, 1928, 1940, 2328, 2410, 2892, 2910, 3615, 3880, 4820, 5784, 5820, 7230, 9640, 11640, 14460, 23377, 28920, 46754, 70131, 93508, 116885, 140262, 187016, 233770, 280524, 350655, 467540, 561048, 701310, 935080, 1402620, 2805240]

約数ペア:

[(1, 2805240), (2, 1402620), (3, 935080), (4, 701310), (5, 561048), (6, 467540), (8, 350655), (10, 280524), (12, 233770), (15, 187016), (20, 140262), (24, 116885), (30, 93508), (40, 70131), (60, 46754), (97, 28920), (120, 23377), (194, 14460), (241, 11640), (291, 9640), (388, 7230), (482, 5820), (485, 5784), (582, 4820), (723, 3880), (776, 3615), (964, 2910), (970, 2892), (1164, 2410), (1205, 2328), (1446, 1940), (1455, 1928)]