420166072

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{17203}}^1$

素因数の和:17323

約数の個数: 32

約数和(自身を含む): 817534080

約数和(自身を除く): 397368008

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 3053, 6106, 12212, 17203, 24424, 34406, 68812, 137624, 739729, 1221413, 1479458, 2442826, 2958916, 4885652, 5917832, 9771304, 52520759, 105041518, 210083036, 420166072]

約数ペア:

[(1, 420166072), (2, 210083036), (4, 105041518), (8, 52520759), (43, 9771304), (71, 5917832), (86, 4885652), (142, 2958916), (172, 2442826), (284, 1479458), (344, 1221413), (568, 739729), (3053, 137624), (6106, 68812), (12212, 34406), (17203, 24424)]