2555389780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{919}}^1\times {\mathrm{3391}}^1$

素因数の和:4360

約数の個数: 48

約数和(自身を含む): 5504808960

約数和(自身を除く): 2949419180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 919, 1838, 3391, 3676, 4595, 6782, 9190, 13564, 16955, 18380, 33910, 37679, 67820, 75358, 139031, 150716, 188395, 278062, 376790, 556124, 695155, 753580, 1390310, 2780620, 3116329, 6232658, 12465316, 15581645, 31163290, 62326580, 127769489, 255538978, 511077956, 638847445, 1277694890, 2555389780]

約数ペア:

[(1, 2555389780), (2, 1277694890), (4, 638847445), (5, 511077956), (10, 255538978), (20, 127769489), (41, 62326580), (82, 31163290), (164, 15581645), (205, 12465316), (410, 6232658), (820, 3116329), (919, 2780620), (1838, 1390310), (3391, 753580), (3676, 695155), (4595, 556124), (6782, 376790), (9190, 278062), (13564, 188395), (16955, 150716), (18380, 139031), (33910, 75358), (37679, 67820)]