203510860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19913}}^1$

素因数の和:20002

約数の個数: 48

約数和(自身を含む): 495141696

約数和(自身を除く): 291630836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 19913, 39826, 79652, 99565, 139391, 199130, 278782, 398260, 557564, 696955, 1393910, 1453649, 2787820, 2907298, 5814596, 7268245, 10175543, 14536490, 20351086, 29072980, 40702172, 50877715, 101755430, 203510860]

約数ペア:

[(1, 203510860), (2, 101755430), (4, 50877715), (5, 40702172), (7, 29072980), (10, 20351086), (14, 14536490), (20, 10175543), (28, 7268245), (35, 5814596), (70, 2907298), (73, 2787820), (140, 1453649), (146, 1393910), (292, 696955), (365, 557564), (511, 398260), (730, 278782), (1022, 199130), (1460, 139391), (2044, 99565), (2555, 79652), (5110, 39826), (10220, 19913)]