553215740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359231}}^1$

素因数の和:359258

約数の個数: 48

約数和(自身を含む): 1448423424

約数和(自身を除く): 895207684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 359231, 718462, 1436924, 1796155, 2514617, 3592310, 3951541, 5029234, 7184620, 7903082, 10058468, 12573085, 15806164, 19757705, 25146170, 27660787, 39515410, 50292340, 55321574, 79030820, 110643148, 138303935, 276607870, 553215740]

約数ペア:

[(1, 553215740), (2, 276607870), (4, 138303935), (5, 110643148), (7, 79030820), (10, 55321574), (11, 50292340), (14, 39515410), (20, 27660787), (22, 25146170), (28, 19757705), (35, 15806164), (44, 12573085), (55, 10058468), (70, 7903082), (77, 7184620), (110, 5029234), (140, 3951541), (154, 3592310), (220, 2514617), (308, 1796155), (385, 1436924), (770, 718462), (1540, 359231)]