20389968170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{303377}}^1$

素因数の和:303455

約数の個数: 64

約数和(自身を含む): 44035923456

約数和(自身を除く): 23645955286

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, 303377, 606754, 1516885, 3033770, 3337147, 3943901, 6674294, 7887802, 14258719, 16685735, 19719505, 28517438, 33371470, 39439010, 43382911, 71293595, 86765822, 142587190, 156845909, 185363347, 216914555, 313691818, 370726694, 433829110, 784229545, 926816735, 1568459090, 1853633470, 2038996817, 4077993634, 10194984085, 20389968170]

約数ペア:

[(1, 20389968170), (2, 10194984085), (5, 4077993634), (10, 2038996817), (11, 1853633470), (13, 1568459090), (22, 926816735), (26, 784229545), (47, 433829110), (55, 370726694), (65, 313691818), (94, 216914555), (110, 185363347), (130, 156845909), (143, 142587190), (235, 86765822), (286, 71293595), (470, 43382911), (517, 39439010), (611, 33371470), (715, 28517438), (1034, 19719505), (1222, 16685735), (1430, 14258719), (2585, 7887802), (3055, 6674294), (5170, 3943901), (6110, 3337147), (6721, 3033770), (13442, 1516885), (33605, 606754), (67210, 303377)]