22011780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{7487}}^1$

素因数の和:7513

約数の個数: 72

約数和(自身を含む): 71705088

約数和(自身を除く): 49693308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 7487, 14974, 22461, 29948, 37435, 44922, 52409, 74870, 89844, 104818, 112305, 149740, 157227, 209636, 224610, 262045, 314454, 366863, 449220, 524090, 628908, 733726, 786135, 1048180, 1100589, 1467452, 1572270, 1834315, 2201178, 3144540, 3668630, 4402356, 5502945, 7337260, 11005890, 22011780]

約数ペア:

[(1, 22011780), (2, 11005890), (3, 7337260), (4, 5502945), (5, 4402356), (6, 3668630), (7, 3144540), (10, 2201178), (12, 1834315), (14, 1572270), (15, 1467452), (20, 1100589), (21, 1048180), (28, 786135), (30, 733726), (35, 628908), (42, 524090), (49, 449220), (60, 366863), (70, 314454), (84, 262045), (98, 224610), (105, 209636), (140, 157227), (147, 149740), (196, 112305), (210, 104818), (245, 89844), (294, 74870), (420, 52409), (490, 44922), (588, 37435), (735, 29948), (980, 22461), (1470, 14974), (2940, 7487)]