407672290

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{20789}}^1$

素因数の和:20886

約数の個数: 32

約数和(自身を含む): 767899440

約数和(自身を除く): 360227150

約数列:

[1, 2, 5, 10, 37, 53, 74, 106, 185, 265, 370, 530, 1961, 3922, 9805, 19610, 20789, 41578, 103945, 207890, 769193, 1101817, 1538386, 2203634, 3845965, 5509085, 7691930, 11018170, 40767229, 81534458, 203836145, 407672290]

約数ペア:

[(1, 407672290), (2, 203836145), (5, 81534458), (10, 40767229), (37, 11018170), (53, 7691930), (74, 5509085), (106, 3845965), (185, 2203634), (265, 1538386), (370, 1101817), (530, 769193), (1961, 207890), (3922, 103945), (9805, 41578), (19610, 20789)]