290438560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{95539}}^1$

素因数の和:95573

約数の個数: 48

約数和(自身を含む): 722282400

約数和(自身を除く): 431843840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 95539, 191078, 382156, 477695, 764312, 955390, 1528624, 1815241, 1910780, 3057248, 3630482, 3821560, 7260964, 7643120, 9076205, 14521928, 15286240, 18152410, 29043856, 36304820, 58087712, 72609640, 145219280, 290438560]

約数ペア:

[(1, 290438560), (2, 145219280), (4, 72609640), (5, 58087712), (8, 36304820), (10, 29043856), (16, 18152410), (19, 15286240), (20, 14521928), (32, 9076205), (38, 7643120), (40, 7260964), (76, 3821560), (80, 3630482), (95, 3057248), (152, 1910780), (160, 1815241), (190, 1528624), (304, 955390), (380, 764312), (608, 477695), (760, 382156), (1520, 191078), (3040, 95539)]