1789712980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{428161}}^1$

素因数の和:428200

約数の個数: 48

約数和(自身を含む): 4315872960

約数和(自身を除く): 2526159980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 428161, 856322, 1712644, 2140805, 4281610, 4709771, 8135059, 8563220, 9419542, 16270118, 18839084, 23548855, 32540236, 40675295, 47097710, 81350590, 89485649, 94195420, 162701180, 178971298, 357942596, 447428245, 894856490, 1789712980]

約数ペア:

[(1, 1789712980), (2, 894856490), (4, 447428245), (5, 357942596), (10, 178971298), (11, 162701180), (19, 94195420), (20, 89485649), (22, 81350590), (38, 47097710), (44, 40675295), (55, 32540236), (76, 23548855), (95, 18839084), (110, 16270118), (190, 9419542), (209, 8563220), (220, 8135059), (380, 4709771), (418, 4281610), (836, 2140805), (1045, 1712644), (2090, 856322), (4180, 428161)]