38723720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{859}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 105883200

約数和(自身を除く): 67159480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 859, 920, 980, 1127, 1288, 1610, 1718, 1960, 2254, 3220, 3436, 4295, 4508, 5635, 6013, 6440, 6872, 8590, 9016, 11270, 12026, 17180, 19757, 22540, 24052, 30065, 34360, 39514, 42091, 45080, 48104, 60130, 79028, 84182, 98785, 120260, 138299, 158056, 168364, 197570, 210455, 240520, 276598, 336728, 395140, 420910, 553196, 691495, 790280, 841820, 968093, 1106392, 1382990, 1683640, 1936186, 2765980, 3872372, 4840465, 5531960, 7744744, 9680930, 19361860, 38723720]

約数ペア:

[(1, 38723720), (2, 19361860), (4, 9680930), (5, 7744744), (7, 5531960), (8, 4840465), (10, 3872372), (14, 2765980), (20, 1936186), (23, 1683640), (28, 1382990), (35, 1106392), (40, 968093), (46, 841820), (49, 790280), (56, 691495), (70, 553196), (92, 420910), (98, 395140), (115, 336728), (140, 276598), (161, 240520), (184, 210455), (196, 197570), (230, 168364), (245, 158056), (280, 138299), (322, 120260), (392, 98785), (460, 84182), (490, 79028), (644, 60130), (805, 48104), (859, 45080), (920, 42091), (980, 39514), (1127, 34360), (1288, 30065), (1610, 24052), (1718, 22540), (1960, 19757), (2254, 17180), (3220, 12026), (3436, 11270), (4295, 9016), (4508, 8590), (5635, 6872), (6013, 6440)]