2720346740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{25913}}^1$

素因数の和:26132

約数の個数: 48

約数和(自身を含む): 5942598480

約数和(自身を除く): 3222251740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 181, 290, 362, 580, 724, 905, 1810, 3620, 5249, 10498, 20996, 25913, 26245, 51826, 52490, 103652, 104980, 129565, 259130, 518260, 751477, 1502954, 3005908, 3757385, 4690253, 7514770, 9380506, 15029540, 18761012, 23451265, 46902530, 93805060, 136017337, 272034674, 544069348, 680086685, 1360173370, 2720346740]

約数ペア:

[(1, 2720346740), (2, 1360173370), (4, 680086685), (5, 544069348), (10, 272034674), (20, 136017337), (29, 93805060), (58, 46902530), (116, 23451265), (145, 18761012), (181, 15029540), (290, 9380506), (362, 7514770), (580, 4690253), (724, 3757385), (905, 3005908), (1810, 1502954), (3620, 751477), (5249, 518260), (10498, 259130), (20996, 129565), (25913, 104980), (26245, 103652), (51826, 52490)]