2247295820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{208469}}^1$

素因数の和:208503

約数の個数: 72

約数和(自身を含む): 5988926160

約数和(自身を除く): 3741630340

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, 208469, 416938, 833876, 1042345, 1459283, 2084690, 2293159, 2918566, 4169380, 4586318, 5837132, 7296415, 9172636, 10214981, 11465795, 14592830, 16052113, 20429962, 22931590, 29185660, 32104226, 40859924, 45863180, 51074905, 64208452, 80260565, 102149810, 112364791, 160521130, 204299620, 224729582, 321042260, 449459164, 561823955, 1123647910, 2247295820]

約数ペア:

[(1, 2247295820), (2, 1123647910), (4, 561823955), (5, 449459164), (7, 321042260), (10, 224729582), (11, 204299620), (14, 160521130), (20, 112364791), (22, 102149810), (28, 80260565), (35, 64208452), (44, 51074905), (49, 45863180), (55, 40859924), (70, 32104226), (77, 29185660), (98, 22931590), (110, 20429962), (140, 16052113), (154, 14592830), (196, 11465795), (220, 10214981), (245, 9172636), (308, 7296415), (385, 5837132), (490, 4586318), (539, 4169380), (770, 2918566), (980, 2293159), (1078, 2084690), (1540, 1459283), (2156, 1042345), (2695, 833876), (5390, 416938), (10780, 208469)]