202468940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12391}}^1$

素因数の和:12462

約数の個数: 48

約数和(自身を含む): 458008320

約数和(自身を除く): 255539380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 12391, 16340, 24782, 49564, 61955, 123910, 235429, 247820, 470858, 532813, 941716, 1065626, 1177145, 2131252, 2354290, 2664065, 4708580, 5328130, 10123447, 10656260, 20246894, 40493788, 50617235, 101234470, 202468940]

約数ペア:

[(1, 202468940), (2, 101234470), (4, 50617235), (5, 40493788), (10, 20246894), (19, 10656260), (20, 10123447), (38, 5328130), (43, 4708580), (76, 2664065), (86, 2354290), (95, 2131252), (172, 1177145), (190, 1065626), (215, 941716), (380, 532813), (430, 470858), (817, 247820), (860, 235429), (1634, 123910), (3268, 61955), (4085, 49564), (8170, 24782), (12391, 16340)]