17220460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45317}}^1$

素因数の和:45345

約数の個数: 24

約数和(自身を含む): 38067120

約数和(自身を除く): 20846660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 45317, 90634, 181268, 226585, 453170, 861023, 906340, 1722046, 3444092, 4305115, 8610230, 17220460]

約数ペア:

[(1, 17220460), (2, 8610230), (4, 4305115), (5, 3444092), (10, 1722046), (19, 906340), (20, 861023), (38, 453170), (76, 226585), (95, 181268), (190, 90634), (380, 45317)]