4321672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 8791200

約数和(自身を除く): 4469528

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 739, 1462, 1478, 2924, 2956, 5848, 5912, 12563, 25126, 31777, 50252, 63554, 100504, 127108, 254216, 540209, 1080418, 2160836, 4321672]

約数ペア:

[(1, 4321672), (2, 2160836), (4, 1080418), (8, 540209), (17, 254216), (34, 127108), (43, 100504), (68, 63554), (86, 50252), (136, 31777), (172, 25126), (344, 12563), (731, 5912), (739, 5848), (1462, 2956), (1478, 2924)]