487627840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{217691}}^1$

素因数の和:217715

約数の個数: 56

約数和(自身を含む): 1327050432

約数和(自身を除く): 839422592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 217691, 435382, 870764, 1088455, 1523837, 1741528, 2176910, 3047674, 3483056, 4353820, 6095348, 6966112, 7619185, 8707640, 12190696, 13932224, 15238370, 17415280, 24381392, 30476740, 34830560, 48762784, 60953480, 69661120, 97525568, 121906960, 243813920, 487627840]

約数ペア:

[(1, 487627840), (2, 243813920), (4, 121906960), (5, 97525568), (7, 69661120), (8, 60953480), (10, 48762784), (14, 34830560), (16, 30476740), (20, 24381392), (28, 17415280), (32, 15238370), (35, 13932224), (40, 12190696), (56, 8707640), (64, 7619185), (70, 6966112), (80, 6095348), (112, 4353820), (140, 3483056), (160, 3047674), (224, 2176910), (280, 1741528), (320, 1523837), (448, 1088455), (560, 870764), (1120, 435382), (2240, 217691)]