43969940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2473}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 106401792

約数和(自身を除く): 62431852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2473, 2540, 3556, 4445, 4946, 8890, 9892, 12365, 17311, 17780, 24730, 34622, 49460, 69244, 86555, 173110, 314071, 346220, 628142, 1256284, 1570355, 2198497, 3140710, 4396994, 6281420, 8793988, 10992485, 21984970, 43969940]

約数ペア:

[(1, 43969940), (2, 21984970), (4, 10992485), (5, 8793988), (7, 6281420), (10, 4396994), (14, 3140710), (20, 2198497), (28, 1570355), (35, 1256284), (70, 628142), (127, 346220), (140, 314071), (254, 173110), (508, 86555), (635, 69244), (889, 49460), (1270, 34622), (1778, 24730), (2473, 17780), (2540, 17311), (3556, 12365), (4445, 9892), (4946, 8890)]