27930280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4337}}^1$

素因数の和:4378

約数の個数: 64

約数和(自身を含む): 74960640

約数和(自身を除く): 47030360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 4337, 6440, 8674, 17348, 21685, 30359, 34696, 43370, 60718, 86740, 99751, 121436, 151795, 173480, 199502, 242872, 303590, 399004, 498755, 607180, 698257, 798008, 997510, 1214360, 1396514, 1995020, 2793028, 3491285, 3990040, 5586056, 6982570, 13965140, 27930280]

約数ペア:

[(1, 27930280), (2, 13965140), (4, 6982570), (5, 5586056), (7, 3990040), (8, 3491285), (10, 2793028), (14, 1995020), (20, 1396514), (23, 1214360), (28, 997510), (35, 798008), (40, 698257), (46, 607180), (56, 498755), (70, 399004), (92, 303590), (115, 242872), (140, 199502), (161, 173480), (184, 151795), (230, 121436), (280, 99751), (322, 86740), (460, 60718), (644, 43370), (805, 34696), (920, 30359), (1288, 21685), (1610, 17348), (3220, 8674), (4337, 6440)]