20172492010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{724847}}^1$

素因数の和:724899

約数の個数: 48

約数和(自身を含む): 41646866688

約数和(自身を除く): 21474374678

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1210, 1265, 2530, 2783, 5566, 13915, 27830, 724847, 1449694, 3624235, 7248470, 7973317, 15946634, 16671481, 33342962, 39866585, 79733170, 83357405, 87706487, 166714810, 175412974, 183386291, 366772582, 438532435, 877064870, 916931455, 1833862910, 2017249201, 4034498402, 10086246005, 20172492010]

約数ペア:

[(1, 20172492010), (2, 10086246005), (5, 4034498402), (10, 2017249201), (11, 1833862910), (22, 916931455), (23, 877064870), (46, 438532435), (55, 366772582), (110, 183386291), (115, 175412974), (121, 166714810), (230, 87706487), (242, 83357405), (253, 79733170), (506, 39866585), (605, 33342962), (1210, 16671481), (1265, 15946634), (2530, 7973317), (2783, 7248470), (5566, 3624235), (13915, 1449694), (27830, 724847)]