31978430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4339}}^1$

素因数の和:4424

約数の個数: 32

約数和(自身を含む): 63745920

約数和(自身を除く): 31767490

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 3685, 4339, 7370, 8678, 21695, 43390, 47729, 95458, 238645, 290713, 477290, 581426, 1453565, 2907130, 3197843, 6395686, 15989215, 31978430]

約数ペア:

[(1, 31978430), (2, 15989215), (5, 6395686), (10, 3197843), (11, 2907130), (22, 1453565), (55, 581426), (67, 477290), (110, 290713), (134, 238645), (335, 95458), (670, 47729), (737, 43390), (1474, 21695), (3685, 8678), (4339, 7370)]