633400940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{2671}}^1$

素因数の和:2918

約数の個数: 48

約数和(自身を含む): 1357461504

約数和(自身を除く): 724060564

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 167, 284, 334, 355, 668, 710, 835, 1420, 1670, 2671, 3340, 5342, 10684, 11857, 13355, 23714, 26710, 47428, 53420, 59285, 118570, 189641, 237140, 379282, 446057, 758564, 892114, 948205, 1784228, 1896410, 2230285, 3792820, 4460570, 8921140, 31670047, 63340094, 126680188, 158350235, 316700470, 633400940]

約数ペア:

[(1, 633400940), (2, 316700470), (4, 158350235), (5, 126680188), (10, 63340094), (20, 31670047), (71, 8921140), (142, 4460570), (167, 3792820), (284, 2230285), (334, 1896410), (355, 1784228), (668, 948205), (710, 892114), (835, 758564), (1420, 446057), (1670, 379282), (2671, 237140), (3340, 189641), (5342, 118570), (10684, 59285), (11857, 53420), (13355, 47428), (23714, 26710)]