290760230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{239}}^1\times {\mathrm{337}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 556320960

約数和(自身を除く): 265560730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 239, 337, 361, 478, 674, 722, 1195, 1685, 1805, 2390, 3370, 3610, 4541, 6403, 9082, 12806, 22705, 32015, 45410, 64030, 80543, 86279, 121657, 161086, 172558, 243314, 402715, 431395, 608285, 805430, 862790, 1216570, 1530317, 3060634, 7651585, 15303170, 29076023, 58152046, 145380115, 290760230]

約数ペア:

[(1, 290760230), (2, 145380115), (5, 58152046), (10, 29076023), (19, 15303170), (38, 7651585), (95, 3060634), (190, 1530317), (239, 1216570), (337, 862790), (361, 805430), (478, 608285), (674, 431395), (722, 402715), (1195, 243314), (1685, 172558), (1805, 161086), (2390, 121657), (3370, 86279), (3610, 80543), (4541, 64030), (6403, 45410), (9082, 32015), (12806, 22705)]