28980590920

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1\times {\mathrm{14731}}^1$

素因数の和:15238

約数の個数: 64

約数和(自身を含む): 65869718400

約数和(自身を除く): 36889127480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 359, 548, 685, 718, 1096, 1370, 1436, 1795, 2740, 2872, 3590, 5480, 7180, 14360, 14731, 29462, 49183, 58924, 73655, 98366, 117848, 147310, 196732, 245915, 294620, 393464, 491830, 589240, 983660, 1967320, 2018147, 4036294, 5288429, 8072588, 10090735, 10576858, 16145176, 20181470, 21153716, 26442145, 40362940, 42307432, 52884290, 80725880, 105768580, 211537160, 724514773, 1449029546, 2898059092, 3622573865, 5796118184, 7245147730, 14490295460, 28980590920]

約数ペア:

[(1, 28980590920), (2, 14490295460), (4, 7245147730), (5, 5796118184), (8, 3622573865), (10, 2898059092), (20, 1449029546), (40, 724514773), (137, 211537160), (274, 105768580), (359, 80725880), (548, 52884290), (685, 42307432), (718, 40362940), (1096, 26442145), (1370, 21153716), (1436, 20181470), (1795, 16145176), (2740, 10576858), (2872, 10090735), (3590, 8072588), (5480, 5288429), (7180, 4036294), (14360, 2018147), (14731, 1967320), (29462, 983660), (49183, 589240), (58924, 491830), (73655, 393464), (98366, 294620), (117848, 245915), (147310, 196732)]