210190310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 418049856

約数和(自身を除く): 207859546

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 271, 542, 605, 641, 1210, 1282, 1355, 2710, 2981, 3205, 5962, 6410, 7051, 14102, 14905, 29810, 32791, 35255, 65582, 70510, 77561, 155122, 163955, 173711, 327910, 347422, 387805, 775610, 868555, 1737110, 1910821, 3821642, 9554105, 19108210, 21019031, 42038062, 105095155, 210190310]

約数ペア:

[(1, 210190310), (2, 105095155), (5, 42038062), (10, 21019031), (11, 19108210), (22, 9554105), (55, 3821642), (110, 1910821), (121, 1737110), (242, 868555), (271, 775610), (542, 387805), (605, 347422), (641, 327910), (1210, 173711), (1282, 163955), (1355, 155122), (2710, 77561), (2981, 70510), (3205, 65582), (5962, 35255), (6410, 32791), (7051, 29810), (14102, 14905)]