1270721872

素因数分解:

$2^4\times 7^1\times {\mathrm{11345731}}^1$

素因数の和:11345746

約数の個数: 20

約数和(自身を含む): 2813741536

約数和(自身を除く): 1543019664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11345731, 22691462, 45382924, 79420117, 90765848, 158840234, 181531696, 317680468, 635360936, 1270721872]

約数ペア:

[(1, 1270721872), (2, 635360936), (4, 317680468), (7, 181531696), (8, 158840234), (14, 90765848), (16, 79420117), (28, 45382924), (56, 22691462), (112, 11345731)]