1320245428

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{383}}^1\times {\mathrm{21019}}^1$

素因数の和:21447

約数の個数: 24

約数和(自身を含む): 2373073920

約数和(自身を除く): 1052828492

約数列:

[1, 2, 4, 41, 82, 164, 383, 766, 1532, 15703, 21019, 31406, 42038, 62812, 84076, 861779, 1723558, 3447116, 8050277, 16100554, 32201108, 330061357, 660122714, 1320245428]

約数ペア:

[(1, 1320245428), (2, 660122714), (4, 330061357), (41, 32201108), (82, 16100554), (164, 8050277), (383, 3447116), (766, 1723558), (1532, 861779), (15703, 84076), (21019, 62812), (31406, 42038)]