263048470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{18749}}^1$

素因数の和:18840

約数の個数: 32

約数和(自身を含む): 502200000

約数和(自身を除く): 239151530

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 7015, 14030, 18749, 37498, 93745, 187490, 431227, 862454, 1143689, 2156135, 2287378, 4312270, 5718445, 11436890, 26304847, 52609694, 131524235, 263048470]

約数ペア:

[(1, 263048470), (2, 131524235), (5, 52609694), (10, 26304847), (23, 11436890), (46, 5718445), (61, 4312270), (115, 2287378), (122, 2156135), (230, 1143689), (305, 862454), (610, 431227), (1403, 187490), (2806, 93745), (7015, 37498), (14030, 18749)]