28131720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{234431}}^1$

素因数の和:234445

約数の個数: 32

約数和(自身を含む): 84395520

約数和(自身を除く): 56263800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 234431, 468862, 703293, 937724, 1172155, 1406586, 1875448, 2344310, 2813172, 3516465, 4688620, 5626344, 7032930, 9377240, 14065860, 28131720]

約数ペア:

[(1, 28131720), (2, 14065860), (3, 9377240), (4, 7032930), (5, 5626344), (6, 4688620), (8, 3516465), (10, 2813172), (12, 2344310), (15, 1875448), (20, 1406586), (24, 1172155), (30, 937724), (40, 703293), (60, 468862), (120, 234431)]