153859220

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 328215888

約数和(自身を除く): 174356668

約数列:

[1, 2, 4, 5, 10, 20, 137, 233, 241, 274, 466, 482, 548, 685, 932, 964, 1165, 1205, 1370, 2330, 2410, 2740, 4660, 4820, 31921, 33017, 56153, 63842, 66034, 112306, 127684, 132068, 159605, 165085, 224612, 280765, 319210, 330170, 561530, 638420, 660340, 1123060, 7692961, 15385922, 30771844, 38464805, 76929610, 153859220]

約数ペア:

[(1, 153859220), (2, 76929610), (4, 38464805), (5, 30771844), (10, 15385922), (20, 7692961), (137, 1123060), (233, 660340), (241, 638420), (274, 561530), (466, 330170), (482, 319210), (548, 280765), (685, 224612), (932, 165085), (964, 159605), (1165, 132068), (1205, 127684), (1370, 112306), (2330, 66034), (2410, 63842), (2740, 56153), (4660, 33017), (4820, 31921)]