2008777540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{186343}}^1$

素因数の和:186377

約数の個数: 72

約数和(自身を含む): 5353290432

約数和(自身を除く): 3344512892

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 186343, 372686, 745372, 931715, 1304401, 1863430, 2049773, 2608802, 3726860, 4099546, 5217604, 6522005, 8199092, 9130807, 10248865, 13044010, 14348411, 18261614, 20497730, 26088020, 28696822, 36523228, 40995460, 45654035, 57393644, 71742055, 91308070, 100438877, 143484110, 182616140, 200877754, 286968220, 401755508, 502194385, 1004388770, 2008777540]

約数ペア:

[(1, 2008777540), (2, 1004388770), (4, 502194385), (5, 401755508), (7, 286968220), (10, 200877754), (11, 182616140), (14, 143484110), (20, 100438877), (22, 91308070), (28, 71742055), (35, 57393644), (44, 45654035), (49, 40995460), (55, 36523228), (70, 28696822), (77, 26088020), (98, 20497730), (110, 18261614), (140, 14348411), (154, 13044010), (196, 10248865), (220, 9130807), (245, 8199092), (308, 6522005), (385, 5217604), (490, 4099546), (539, 3726860), (770, 2608802), (980, 2049773), (1078, 1863430), (1540, 1304401), (2156, 931715), (2695, 745372), (5390, 372686), (10780, 186343)]