20005978370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{283813}}^1$

素因数の和:283899

約数の個数: 64

約数和(自身を含む): 44138753280

約数和(自身を除く): 24132774910

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 53, 70, 95, 106, 133, 190, 265, 266, 371, 530, 665, 742, 1007, 1330, 1855, 2014, 3710, 5035, 7049, 10070, 14098, 35245, 70490, 283813, 567626, 1419065, 1986691, 2838130, 3973382, 5392447, 9933455, 10784894, 15042089, 19866910, 26962235, 30084178, 37747129, 53924470, 75210445, 75494258, 105294623, 150420890, 188735645, 210589246, 285799691, 377471290, 526473115, 571599382, 1052946230, 1428998455, 2000597837, 2857996910, 4001195674, 10002989185, 20005978370]

約数ペア:

[(1, 20005978370), (2, 10002989185), (5, 4001195674), (7, 2857996910), (10, 2000597837), (14, 1428998455), (19, 1052946230), (35, 571599382), (38, 526473115), (53, 377471290), (70, 285799691), (95, 210589246), (106, 188735645), (133, 150420890), (190, 105294623), (265, 75494258), (266, 75210445), (371, 53924470), (530, 37747129), (665, 30084178), (742, 26962235), (1007, 19866910), (1330, 15042089), (1855, 10784894), (2014, 9933455), (3710, 5392447), (5035, 3973382), (7049, 2838130), (10070, 1986691), (14098, 1419065), (35245, 567626), (70490, 283813)]