18936260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3299}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 46569600

約数和(自身を除く): 27633340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 3299, 5740, 6598, 13196, 16495, 23093, 32990, 46186, 65980, 92372, 115465, 135259, 230930, 270518, 461860, 541036, 676295, 946813, 1352590, 1893626, 2705180, 3787252, 4734065, 9468130, 18936260]

約数ペア:

[(1, 18936260), (2, 9468130), (4, 4734065), (5, 3787252), (7, 2705180), (10, 1893626), (14, 1352590), (20, 946813), (28, 676295), (35, 541036), (41, 461860), (70, 270518), (82, 230930), (140, 135259), (164, 115465), (205, 92372), (287, 65980), (410, 46186), (574, 32990), (820, 23093), (1148, 16495), (1435, 13196), (2870, 6598), (3299, 5740)]