4042980

素因数分解:

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

素因数の和:7505

約数の個数: 48

約数和(自身を含む): 12579840

約数和(自身を除く): 8536860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 7487, 14974, 22461, 29948, 37435, 44922, 67383, 74870, 89844, 112305, 134766, 149740, 202149, 224610, 269532, 336915, 404298, 449220, 673830, 808596, 1010745, 1347660, 2021490, 4042980]

約数ペア:

[(1, 4042980), (2, 2021490), (3, 1347660), (4, 1010745), (5, 808596), (6, 673830), (9, 449220), (10, 404298), (12, 336915), (15, 269532), (18, 224610), (20, 202149), (27, 149740), (30, 134766), (36, 112305), (45, 89844), (54, 74870), (60, 67383), (90, 44922), (108, 37435), (135, 29948), (180, 22461), (270, 14974), (540, 7487)]