20408727450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2113}}^1\times {\mathrm{3389}}^1$

素因数の和:5536

約数の個数: 96

約数和(自身を含む): 53318462400

約数和(自身を除く): 32909734950

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2113, 2850, 3389, 4226, 6339, 6778, 10167, 10565, 12678, 16945, 20334, 21130, 31695, 33890, 40147, 50835, 52825, 63390, 64391, 80294, 84725, 101670, 105650, 120441, 128782, 158475, 169450, 193173, 200735, 240882, 254175, 316950, 321955, 386346, 401470, 508350, 602205, 643910, 965865, 1003675, 1204410, 1609775, 1931730, 2007350, 3011025, 3219550, 4829325, 6022050, 7160957, 9658650, 14321914, 21482871, 35804785, 42965742, 71609570, 107414355, 136058183, 179023925, 214828710, 272116366, 358047850, 408174549, 537071775, 680290915, 816349098, 1074143550, 1360581830, 2040872745, 3401454575, 4081745490, 6802909150, 10204363725, 20408727450]

約数ペア:

[(1, 20408727450), (2, 10204363725), (3, 6802909150), (5, 4081745490), (6, 3401454575), (10, 2040872745), (15, 1360581830), (19, 1074143550), (25, 816349098), (30, 680290915), (38, 537071775), (50, 408174549), (57, 358047850), (75, 272116366), (95, 214828710), (114, 179023925), (150, 136058183), (190, 107414355), (285, 71609570), (475, 42965742), (570, 35804785), (950, 21482871), (1425, 14321914), (2113, 9658650), (2850, 7160957), (3389, 6022050), (4226, 4829325), (6339, 3219550), (6778, 3011025), (10167, 2007350), (10565, 1931730), (12678, 1609775), (16945, 1204410), (20334, 1003675), (21130, 965865), (31695, 643910), (33890, 602205), (40147, 508350), (50835, 401470), (52825, 386346), (63390, 321955), (64391, 316950), (80294, 254175), (84725, 240882), (101670, 200735), (105650, 193173), (120441, 169450), (128782, 158475)]