42320410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20249}}^1$

素因数の和:20286

約数の個数: 32

約数和(自身を含む): 87480000

約数和(自身を除く): 45159590

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 20249, 40498, 101245, 202490, 222739, 384731, 445478, 769462, 1113695, 1923655, 2227390, 3847310, 4232041, 8464082, 21160205, 42320410]

約数ペア:

[(1, 42320410), (2, 21160205), (5, 8464082), (10, 4232041), (11, 3847310), (19, 2227390), (22, 1923655), (38, 1113695), (55, 769462), (95, 445478), (110, 384731), (190, 222739), (209, 202490), (418, 101245), (1045, 40498), (2090, 20249)]