30678410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 64847304

約数和(自身を除く): 34168894

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 137, 245, 274, 457, 490, 685, 914, 959, 1370, 1918, 2285, 3199, 4570, 4795, 6398, 6713, 9590, 13426, 15995, 22393, 31990, 33565, 44786, 62609, 67130, 111965, 125218, 223930, 313045, 438263, 626090, 876526, 2191315, 3067841, 4382630, 6135682, 15339205, 30678410]

約数ペア:

[(1, 30678410), (2, 15339205), (5, 6135682), (7, 4382630), (10, 3067841), (14, 2191315), (35, 876526), (49, 626090), (70, 438263), (98, 313045), (137, 223930), (245, 125218), (274, 111965), (457, 67130), (490, 62609), (685, 44786), (914, 33565), (959, 31990), (1370, 22393), (1918, 15995), (2285, 13426), (3199, 9590), (4570, 6713), (4795, 6398)]