338889740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{51503}}^1$

素因数の和:51566

約数の個数: 48

約数和(自身を含む): 830656512

約数和(自身を除く): 491766772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 51503, 103006, 206012, 257515, 360521, 515030, 721042, 1030060, 1442084, 1802605, 2420641, 3605210, 4841282, 7210420, 9682564, 12103205, 16944487, 24206410, 33888974, 48412820, 67777948, 84722435, 169444870, 338889740]

約数ペア:

[(1, 338889740), (2, 169444870), (4, 84722435), (5, 67777948), (7, 48412820), (10, 33888974), (14, 24206410), (20, 16944487), (28, 12103205), (35, 9682564), (47, 7210420), (70, 4841282), (94, 3605210), (140, 2420641), (188, 1802605), (235, 1442084), (329, 1030060), (470, 721042), (658, 515030), (940, 360521), (1316, 257515), (1645, 206012), (3290, 103006), (6580, 51503)]