290430896

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{36523}}^1$

素因数の和:36609

約数の個数: 40

約数和(自身を含む): 652172544

約数和(自身を除く): 361741648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 36523, 73046, 146092, 255661, 292184, 511322, 584368, 1022644, 2045288, 2593133, 4090576, 5186266, 10372532, 18151931, 20745064, 36303862, 41490128, 72607724, 145215448, 290430896]

約数ペア:

[(1, 290430896), (2, 145215448), (4, 72607724), (7, 41490128), (8, 36303862), (14, 20745064), (16, 18151931), (28, 10372532), (56, 5186266), (71, 4090576), (112, 2593133), (142, 2045288), (284, 1022644), (497, 584368), (568, 511322), (994, 292184), (1136, 255661), (1988, 146092), (3976, 73046), (7952, 36523)]