217582820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{119551}}^1$

素因数の和:119580

約数の個数: 48

約数和(自身を含む): 562372608

約数和(自身を除く): 344789788

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 119551, 239102, 478204, 597755, 836857, 1195510, 1554163, 1673714, 2391020, 3108326, 3347428, 4184285, 6216652, 7770815, 8368570, 10879141, 15541630, 16737140, 21758282, 31083260, 43516564, 54395705, 108791410, 217582820]

約数ペア:

[(1, 217582820), (2, 108791410), (4, 54395705), (5, 43516564), (7, 31083260), (10, 21758282), (13, 16737140), (14, 15541630), (20, 10879141), (26, 8368570), (28, 7770815), (35, 6216652), (52, 4184285), (65, 3347428), (70, 3108326), (91, 2391020), (130, 1673714), (140, 1554163), (182, 1195510), (260, 836857), (364, 597755), (455, 478204), (910, 239102), (1820, 119551)]