20565346600

素因数分解:

$2^3\times 5^2\times {\mathrm{193}}^1\times {\mathrm{532781}}^1$

素因数の和:532990

約数の個数: 48

約数和(自身を含む): 48062264220

約数和(自身を除く): 27496917620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 193, 200, 386, 772, 965, 1544, 1930, 3860, 4825, 7720, 9650, 19300, 38600, 532781, 1065562, 2131124, 2663905, 4262248, 5327810, 10655620, 13319525, 21311240, 26639050, 53278100, 102826733, 106556200, 205653466, 411306932, 514133665, 822613864, 1028267330, 2056534660, 2570668325, 4113069320, 5141336650, 10282673300, 20565346600]

約数ペア:

[(1, 20565346600), (2, 10282673300), (4, 5141336650), (5, 4113069320), (8, 2570668325), (10, 2056534660), (20, 1028267330), (25, 822613864), (40, 514133665), (50, 411306932), (100, 205653466), (193, 106556200), (200, 102826733), (386, 53278100), (772, 26639050), (965, 21311240), (1544, 13319525), (1930, 10655620), (3860, 5327810), (4825, 4262248), (7720, 2663905), (9650, 2131124), (19300, 1065562), (38600, 532781)]