508747960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1816957}}^1$

素因数の和:1816975

約数の個数: 32

約数和(自身を含む): 1308209760

約数和(自身を除く): 799461800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1816957, 3633914, 7267828, 9084785, 12718699, 14535656, 18169570, 25437398, 36339140, 50874796, 63593495, 72678280, 101749592, 127186990, 254373980, 508747960]

約数ペア:

[(1, 508747960), (2, 254373980), (4, 127186990), (5, 101749592), (7, 72678280), (8, 63593495), (10, 50874796), (14, 36339140), (20, 25437398), (28, 18169570), (35, 14535656), (40, 12718699), (56, 9084785), (70, 7267828), (140, 3633914), (280, 1816957)]