20199806990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1627}}^1\times {\mathrm{1913}}^1$

素因数の和:3617

約数の個数: 64

約数和(自身を含む): 40383256320

約数和(自身を除く): 20183449330

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 1298, 1627, 1913, 3245, 3254, 3826, 6490, 8135, 9565, 16270, 17897, 19130, 21043, 35794, 42086, 89485, 95993, 105215, 112867, 178970, 191986, 210430, 225734, 479965, 564335, 959930, 1055923, 1128670, 1241537, 2111846, 2483074, 3112451, 5279615, 6207685, 6224902, 10559230, 12415370, 15562255, 31124510, 34236961, 68473922, 171184805, 183634609, 342369610, 367269218, 918173045, 1836346090, 2019980699, 4039961398, 10099903495, 20199806990]

約数ペア:

[(1, 20199806990), (2, 10099903495), (5, 4039961398), (10, 2019980699), (11, 1836346090), (22, 918173045), (55, 367269218), (59, 342369610), (110, 183634609), (118, 171184805), (295, 68473922), (590, 34236961), (649, 31124510), (1298, 15562255), (1627, 12415370), (1913, 10559230), (3245, 6224902), (3254, 6207685), (3826, 5279615), (6490, 3112451), (8135, 2483074), (9565, 2111846), (16270, 1241537), (17897, 1128670), (19130, 1055923), (21043, 959930), (35794, 564335), (42086, 479965), (89485, 225734), (95993, 210430), (105215, 191986), (112867, 178970)]