2897388640

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{54709}}^1$

素因数の和:55055

約数の個数: 48

約数和(自身を含む): 6865886160

約数和(自身を除く): 3968497520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 10592, 13240, 26480, 52960, 54709, 109418, 218836, 273545, 437672, 547090, 875344, 1094180, 1750688, 2188360, 4376720, 8753440, 18108679, 36217358, 72434716, 90543395, 144869432, 181086790, 289738864, 362173580, 579477728, 724347160, 1448694320, 2897388640]

約数ペア:

[(1, 2897388640), (2, 1448694320), (4, 724347160), (5, 579477728), (8, 362173580), (10, 289738864), (16, 181086790), (20, 144869432), (32, 90543395), (40, 72434716), (80, 36217358), (160, 18108679), (331, 8753440), (662, 4376720), (1324, 2188360), (1655, 1750688), (2648, 1094180), (3310, 875344), (5296, 547090), (6620, 437672), (10592, 273545), (13240, 218836), (26480, 109418), (52960, 54709)]