20389631790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2686381}}^1$

素因数の和:2686425

約数の個数: 64

約数和(自身を含む): 55704817152

約数和(自身を除く): 35315185362

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 3795, 7590, 2686381, 5372762, 8059143, 13431905, 16118286, 26863810, 29550191, 40295715, 59100382, 61786763, 80591430, 88650573, 123573526, 147750955, 177301146, 185360289, 295501910, 308933815, 370720578, 443252865, 617867630, 679654393, 886505730, 926801445, 1359308786, 1853602890, 2038963179, 3398271965, 4077926358, 6796543930, 10194815895, 20389631790]

約数ペア:

[(1, 20389631790), (2, 10194815895), (3, 6796543930), (5, 4077926358), (6, 3398271965), (10, 2038963179), (11, 1853602890), (15, 1359308786), (22, 926801445), (23, 886505730), (30, 679654393), (33, 617867630), (46, 443252865), (55, 370720578), (66, 308933815), (69, 295501910), (110, 185360289), (115, 177301146), (138, 147750955), (165, 123573526), (230, 88650573), (253, 80591430), (330, 61786763), (345, 59100382), (506, 40295715), (690, 29550191), (759, 26863810), (1265, 16118286), (1518, 13431905), (2530, 8059143), (3795, 5372762), (7590, 2686381)]