20178391090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{300229}}^1$

素因数の和:300307

約数の個数: 64

約数和(自身を含む): 43578984960

約数和(自身を除く): 23400593870

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 47, 55, 65, 94, 110, 130, 143, 235, 286, 470, 517, 611, 715, 1034, 1222, 1430, 2585, 3055, 5170, 6110, 6721, 13442, 33605, 67210, 300229, 600458, 1501145, 3002290, 3302519, 3902977, 6605038, 7805954, 14110763, 16512595, 19514885, 28221526, 33025190, 39029770, 42932747, 70553815, 85865494, 141107630, 155218393, 183439919, 214663735, 310436786, 366879838, 429327470, 776091965, 917199595, 1552183930, 1834399190, 2017839109, 4035678218, 10089195545, 20178391090]

約数ペア:

[(1, 20178391090), (2, 10089195545), (5, 4035678218), (10, 2017839109), (11, 1834399190), (13, 1552183930), (22, 917199595), (26, 776091965), (47, 429327470), (55, 366879838), (65, 310436786), (94, 214663735), (110, 183439919), (130, 155218393), (143, 141107630), (235, 85865494), (286, 70553815), (470, 42932747), (517, 39029770), (611, 33025190), (715, 28221526), (1034, 19514885), (1222, 16512595), (1430, 14110763), (2585, 7805954), (3055, 6605038), (5170, 3902977), (6110, 3302519), (6721, 3002290), (13442, 1501145), (33605, 600458), (67210, 300229)]