1427996900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{1831}}^1$

素因数の和:2565

約数の個数: 72

約数和(自身を含む): 3387074880

約数和(自身を除く): 1959077980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 709, 1100, 1418, 1831, 2836, 3545, 3662, 7090, 7324, 7799, 9155, 14180, 15598, 17725, 18310, 20141, 31196, 35450, 36620, 38995, 40282, 45775, 70900, 77990, 80564, 91550, 100705, 155980, 183100, 194975, 201410, 389950, 402820, 503525, 779900, 1007050, 1298179, 2014100, 2596358, 5192716, 6490895, 12981790, 14279969, 25963580, 28559938, 32454475, 57119876, 64908950, 71399845, 129817900, 142799690, 285599380, 356999225, 713998450, 1427996900]

約数ペア:

[(1, 1427996900), (2, 713998450), (4, 356999225), (5, 285599380), (10, 142799690), (11, 129817900), (20, 71399845), (22, 64908950), (25, 57119876), (44, 32454475), (50, 28559938), (55, 25963580), (100, 14279969), (110, 12981790), (220, 6490895), (275, 5192716), (550, 2596358), (709, 2014100), (1100, 1298179), (1418, 1007050), (1831, 779900), (2836, 503525), (3545, 402820), (3662, 389950), (7090, 201410), (7324, 194975), (7799, 183100), (9155, 155980), (14180, 100705), (15598, 91550), (17725, 80564), (18310, 77990), (20141, 70900), (31196, 45775), (35450, 40282), (36620, 38995)]