20256510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6961}}^1$

素因数の和:7068

約数の個数: 32

約数和(自身を含む): 49123872

約数和(自身を除く): 28867362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 6961, 13922, 20883, 34805, 41766, 69610, 104415, 208830, 675217, 1350434, 2025651, 3376085, 4051302, 6752170, 10128255, 20256510]

約数ペア:

[(1, 20256510), (2, 10128255), (3, 6752170), (5, 4051302), (6, 3376085), (10, 2025651), (15, 1350434), (30, 675217), (97, 208830), (194, 104415), (291, 69610), (485, 41766), (582, 34805), (970, 20883), (1455, 13922), (2910, 6961)]